All Questions

414

Sequence and series

Sequence and series

t is an even number in the series 1/t +3/t +5/t +.... + t-1/t
(a)Determine the number of terms in the series in terms of t read more ..

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Guest Mar 20, 2021

375

remainder theorem

Given f(x)=x^3-x+k, and x-2 is a factor of f (x), then what are the roots of f(x).

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Guest Mar 20, 2021

418

rectangle

In the rectangle below, RV=3x+8, TV=6x-10, and mL VST=30°.
Find SV and RVU.

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Guest Mar 20, 2021

Mar 19, 2021

383

geometry

In the figure, find the value of x. Figure is not drawn to scale (4 points).

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Guest Mar 19, 2021

419

help? thanks

How many different numbers between 1/1000 and 1000 can be written either as a power of 2 or as a power of 3, where the exponent is an integer?

CubeyThePenguin ●●

Guest Mar 19, 2021

411

geometry

Find the area of the shaded poygons.

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Guest Mar 19, 2021

884

help pls

Jeremy made a Venn diagram showing the number of students in his class who own types of pets. There are 32 students in his class. In addition to the information in the Venn diagram, Jeremy knows half of the students have a dog, 3/8 have a cat, 6 have some read more ..

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Guest Mar 19, 2021

526

rates

on a 75 mile trip, Mr.Jones average rate for the first 15 miles was 10 miles per hour less than his average rate for the remainder of the trip. His time for the entire trip was two hours. Find his average rate for the first 15 miles.

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Guest Mar 19, 2021

368

domain

For all x in the domain of the function (x + 1)/(x^3 - x), this function is equivalent to

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Guest Mar 19, 2021

387

cone

Determine the volume of the cone. Use 3.14 for pi.

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Guest Mar 19, 2021

297

p-value statistics question

A genetic model suggests that 80% of plants grown from a cross between two given strains of seeds will be of the dwarf variety. After breeding 201 of these plants, 155 were observed to be of the dwarf variety. Do these data strongly contradict the genetic read more ..

Guest Mar 19, 2021

360

random thing

If you write out the numbers from 1 through 60 (including 1 and 60), how many numbers have a "5" in them?

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Guest Mar 19, 2021

401

triangles

In triangle BCD, BC = DB and angle B = 62 degrees. Find angle D.

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Guest Mar 19, 2021

495

Two intersecting parabolas

There are two intersecting parabolas. The first parabola has x-intercepts at X = 3 and X = 5 and passing through the point (2,-1). The second parabola has x-intercepts at X = 1 and X = 4 and, y-intercept at y = 2. Determine the EXACT x-coordinates of the read more ..

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Guest Mar 19, 2021

566

triangles

The measures of the angles of a triangle are shown in the figure below. Solve for x.

geno3141 ●

Guest Mar 19, 2021

339

help im stuck

The concession stand at a football game sells hotdogs and burgers. Each burger costs 2.35 and hotdogs cost 1.10 per hot dog. The concession stand sold a total of $294.20 worth of hot dogs and burgers by
the end of the game. By the end of the game people read more ..

ArithmeticBrains1234 ●

Guest Mar 19, 2021

489

+15

Perimeter of a trapezoid

Find the perimeter of the trapezoid below.

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alliegoseo5 Mar 19, 2021

252

idk

how to solve the tree in the right has _____ pine cones in it:rounds 6.9816 to the tenths place

Guest Mar 19, 2021

407

algebra

In five years, Angela will be the age that Khalil is now. In three years, Khalil will be twice as old as Angela. How old is each now?

Guest Mar 19, 2021

406

+184

Clever Algebraic Manipulations

If $3a + b + c = -3, a+3b+c = 9, a+b+3c = 19$, then find $abc$.

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emmy18 Mar 19, 2021

335

+184

Analytic Geometry Level 2

The points $(1, 7), (13, 16)$ and $(5, k)$, where $k$ is an integer, are vertices of a non-degenerate triangle. What is the sum of the values of $k$ for which the area of the triangle is a minimum?

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emmy18 Mar 19, 2021

1285

Work out the size of angle x.

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Guest Mar 19, 2021

217

algebra problem

Karen paid 1.20 for 6 pencils and 4 erasers at the school store. Trey paid 1.10 for 8 pencils and 2 erasers at the same store. How much does a pencil cost? How much does an eraser cost?

Guest Mar 19, 2021

330

help pls

Find angle AEC.

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Guest Mar 19, 2021

315

fractions

is 1/4 = 9/36 is true or false

ArithmeticBrains1234 ●●

Guest Mar 19, 2021

All Questions ⁺⁰230833 Questions

Sequence and series

remainder theorem

rectangle

geometry

help? thanks

geometry

help pls

rates

domain

cone

p-value statistics question

random thing

triangles

Two intersecting parabolas

triangles

help im stuck

Perimeter of a trapezoid

idk

algebra

Clever Algebraic Manipulations

Analytic Geometry Level 2

Work out the size of angle x.

algebra problem

help pls

fractions

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