All Questions ⁺⁰237665 Questions

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495

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+273

HelP!

Define and . Find the value of where the function f is applied 8 times, and the function g is applied 8 times, alternating between the two.

TheEarlyMathster May 29, 2021

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274

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linear algebra

Use the inverse of a matrix to solve the linear system

Guest May 29, 2021

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433

4

hard geometry

In the diagram, four circles of radius 1 with centres P, Q, R, and S are tangent to one another and to the sides of triangle ABC, as shown. What is the area of triangle ABC?

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Guest May 29, 2021

0

423

1

geometry

A pyramid with volume 40 cubic inches has a rectangular base. If the length of the base is doubled, the width tripled and the height increased by 60%, what is the volume of the new pyramid, in cubic inches?

ElectricPavlov ●

Guest May 29, 2021

0

423

2

geometry

Triangles BDC and ACD are coplanar and isosceles. If we have angle ABC = 72 degrees, what is angle BAC, in degrees?

Guest May 29, 2021

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423

1

geometry

A sector of a circle has a central angle of 80 degrees. If the area of the sector is 35pi, what is the radius of the circle?

Guest May 29, 2021

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447

1

Algebra

Find the product of all positive integer values of c such that 8x^2 + 158x + c = 0 has two real roots.

Guest May 29, 2021

0

431

1

I'm stuck

You have an equal number of pennies, nickels and dimes. You have $1.60. How many of each coin do you have? (Must use algebraic way)

ElectricPavlov ●

Guest May 29, 2021

0

443

1

Please help this is really urgent

If a math class of 24 students has a 3:1 ratio of boys to girls and 2 boys leave, then what would be the ratio of the remaining boys to girls?

ElectricPavlov ●

Guest May 29, 2021

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406

1

Difficult problem

A newspaper delivery person receives 400 papers every day. On a typical day she delivers 87 to a townhouse complex, 134 to houses on the east side and sells the rest from a booth. How many paper are sold from the booth?

ElectricPavlov ●

Guest May 29, 2021

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440

2

Help please

Find the range of
f(x)=⌊x⌋-x
Yes, it is a floor function.

Guest May 29, 2021

0

520

4

what is the rule of this sequence?

10,15,25,40, ....

how do u get the rule and what type of sequence is this

Guest May 29, 2021

0

462

1

HELPSSSSS just say yes or no

for 11, answer is 103.7 cm^2 and for 12 answer is: 84.1 cm^2 is that right or not? thx read more ..

Guest May 29, 2021

0

655

2

What is the length of the side of an equilateral triangle if the height is 7 √ 3

What is the length of the side of an equilateral triangle if the height is 7√3

Guest May 29, 2021

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574

1

PLS ANYONE

The endpoints of a line segment are (2, 3) and (8, 15). What is the sum of the coordinates of the midpoint of the segment?

Guest May 29, 2021

0

421

1

Number Theory

How many positive perfect cube factors does 3*6*5*10 have?

ElectricPavlov ●

Guest May 29, 2021

0

419

1

Help numbers

For (x,y) positive integers, let 10xy + 14x + 15y = 183. Find x + y.

Guest May 29, 2021

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469

1

6. 80% of the 30 girls at the party wanted to dance with Josh. How many girls wanted to dance with Josh?

6. 80% of the 30 girls at the party wanted to dance with Josh. How many girls wanted to dance with Josh?

Guest May 29, 2021

0

431

1

Sequence

A sequence is formed by adding 2 to the triple of the previous term. If the first term is 1, how many multiples of 5 less than 10,000 would be terms of the sequence?

Guest May 29, 2021

0

491

7

Geometry

An isosceles triangle with equal sides of 5 inches and a base of 6 inches is inscribed in a circle. What is the distance between the center of the circle and the base?

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Guest May 29, 2021

0

427

1

need help

Write a function in the form of g(x)=a⋅b^x with the points graphed as (0,6) and (1,9)

Guest May 29, 2021

0

450

1

Help geometry

A circular ceiling fan rotates at a constant speed of 80 revolutions per minute. A point halfway between the center of the fan and the outer edge of the fan travels 90 inches in 2 minutes. How far (in inches) does a point on the outer edge of the fan travel read more ..

Guest May 29, 2021

+1

496

1

+26

mAth

Diego's bag contains 9 times as many seashells as Justin's bag. If Diego gives 12 seashells to Justin, the two boys will have the same number of seashells. What is the total number of seashells?

ElectricPavlov ●

Fritzizj May 29, 2021

0

287

0

Number Theory

How many positive integers N from 1 to 5000 satisfy both congruences N = 5 (mod 12) and N = 11 (mod 131)?

Guest May 29, 2021

0

405

1

Help geometry

A circle with center A and radius three inches is tangent at to a circle with center B, as shown. If point B is on the small circle, what is the total perimeter of the shaded region? Express your answer in terms of pi.
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Guest May 29, 2021

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