All Questions ⁺⁰237735 Questions

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223

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trig

Guest May 5, 2022

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223

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Inequality

If -5 <= a <= 1 and 1 <= b <= 3, what is the least possible value of (a + b)/(b - a)? Express your answer as a common fraction.

Guest May 5, 2022

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342

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Domain

What is the sum of all values of y for which the expression (y + 6)/(y^2 - 4y + 4) is undefined?

Guest May 5, 2022

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380

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+180

Trig Ratios

Consider the point (-6, -8) on the circle x^2 + y^2 = 100.
a) Determine the primary trigonometric ratios for the principal angle.
b) Determine the principal angle to the nearest degree.

DumbDude05 May 5, 2022

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226

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trig

In triangle ABC, sin A = 4/5. Find cos B.

read more ..

Guest May 5, 2022

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340

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+180

Trig Question

Given
a) state the other five trigonometric ratios as fractions.
b) determine the value of θ to the nearest degree.

DumbDude05 May 5, 2022

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272

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+180

Trigonometric Problem

Caitlin wants to calculate the height of a tree on the opposite bank of a river. To do this, she lays out a baseline of 100 m long and measures the angles along the baseline to be 80° and 27°. From the corner with the 80° angle, the angle of elevation read more ..

DumbDude05 May 5, 2022

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351

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+180

Trigonometric Ratios

Prove that -sinx -cosxcotx = -cscx is an identity.

DumbDude05 May 5, 2022

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221

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trig problem

Find AC, to two decimal places.

Guest May 5, 2022

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223

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A cat had a litter of 5 kittens. If each s*x is equally likely, what is the probability that 3 or less were female kittens?

A cat had a litter of 5 kittens. If each s*x is equally likely, what is the probability that 3 or less were female kittens?

Guest May 5, 2022

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375

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Product

Determine the value of the infinite product

Enter your answer in the form "\sqrt[a]{b}"

Guest May 5, 2022

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266

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+40

Info about Border Collies

Border Collies are the brainiacs of the dog world—most people consider them to be the smartest dog breed. Besides being highly intelligent, these dogs are also known for their endurance, energy, loyalty, and friendliness. According to Stanley Coren, the read more ..

CherryBlossom May 5, 2022

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289

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+40

Info about planets

There are 8 planets in our solar system, they are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Planets in our solar system can be divided into two main groups, Terrestrial Planets, and Gas Giants.

CherryBlossom May 5, 2022

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270

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+40

Info

The Vietnam War caused bitter unrest in America. In 1965, President Johnson sent one hundred thousand U.S. soldiers to Vietnam to support the South Vietnamese army. Soon, however, many Americans turned against the war. In 1967, thirty-five thousand war read more ..

CherryBlossom May 5, 2022

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271

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+40

A school wants to buy a chalkboard that measures 1 meter by 2 meters. The chalkboard costs $68.00 per square meter. How much will the chalkb

A school wants to buy a chalkboard that measures 1 meter by 2 meters. The chalkboard costs $68.00 per square meter. How much will the chalkboard cost?
A school wants to buy a chalkboard that measures 1 meter by 2 meters. The chalkboard read more ..

CherryBlossom May 5, 2022

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213

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Inverse Function

Let
f(x) = k(x) if x > 3
f(x) = (x - 3)^2 + 3 if x <= 3
read more ..

Guest May 5, 2022

+1

345

1

Coordinate geometry

The circles x^2 + y^2 = 4 and intersect in two points $A$ and $B.$ Find the slope of AB.

Guest May 5, 2022

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320

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Rational Functions

If f(x) = (x + 4)/(x^2 + ax + b), and f(x) has two vertical asymptotes at x = 1 and x = 2, find the sum of a and b.

Guest May 5, 2022

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325

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HAAAAALPPPPP

Find the number of 10-digit numbers, where the sum of the digits is divisible by 10

HELP PLEASE
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Guest May 5, 2022

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346

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Inequality question

My street hockey team plays three games each week. My team lost all 12 games in the first four weeks. Then, my team won two games and lost one game in the fifth week, bringing our record to 2 wins and 13 losses. Each week after that, my team won two read more ..

Guest May 5, 2022

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335

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help coordinates

Let B be the reflection of A over the line $y = \frac{1}{2} x + 2$. Find the coordinates of B.

Guest May 5, 2022

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229

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Geometry problem

Two points, A and B, are on the pavement 6 inches apart. Cassidy the caterpillar traces out a path walking along all the points that are four times as far from A as from B. Cassidy has red paint on her feet, so she literally traces out the whole path! read more ..

Guest May 5, 2022

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237

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COmo faz

tg 31= 1,72/100

Guest May 5, 2022

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221

1

Algebra problem

Five times a number is divided by 7 more than the original number. If the result is , then what was the original number?

Guest May 5, 2022

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210

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Transformations

Let G be the center of equilateral triangle XYZ. A dilation centered at G with scale factor is applied to triangle XYZ, to obtain triangle X'Y'Z'. Let A be the area of the region that is contained in both triangles XYZ and X'Y'Z'. read more ..

Guest May 5, 2022

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