All Questions ⁺⁰237681 Questions

0

979

1

The terminal ray of angle β , drawn in standard position, passes through the point (−7, 2√3) .

The terminal ray of angle β, drawn in standard position, passes through the point (−7, 2√3) .
What is the value of cosβ?
Enter your answer, in simplest radical form, in the box.

Guest May 1, 2020

0

673

2

help

One angle of a right triangle measures 60°. The side opposite this angle measures 9 inches.
What is the length of the hypotenuse of the triangle?
Enter your answer, in simplest radical form, in the box.
read more ..

Guest May 1, 2020

0

410

0

help please!!!!

How would i write arctan(2 sqrt3 / 7) in simplest radical form? Thanks!!

Guest May 1, 2020

0

599

1

20 apples are cut into 1 4 portions. How many portions of apples are there?

20 apples are cut into 1 4 portions. How many portions of apples are there?

Guest May 1, 2020

0

420

1

help with base

What is 1/7 when converted to base 9?

Guest May 1, 2020

+16

1503

5

+33666

web2.0calc solve function working again

Those who have complained about the fact that the web2.0calc calculator has been throwing an error when solving an equation recently will be pleased to know it seems to be working properly again now (1st May 2020).

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Alan May 1, 2020

0

520

1

Compound Interest problem

Determine the balance of $5,000 invested for 10 years at an interest rate of 8% compounded
quarterly (4 times per year)

Guest May 1, 2020

0

526

1

Answer?

Determine the balance in an account after 16 years that had an initial investment of $5,000 at
3% interest compounded annually.

Guest May 1, 2020

0

885

1

How much exposed surface area needs to be rust-proofed?

Amy needs to rust-proof a wrought-iron fence made of a rail that is a 1 cm thick by 4 cm wide by 102 cm long rectangular prism supported by posts that are 2 cm by 2 cm by 1 m high rectangular prisms. The posts are spaced 8 cm apart, attach to the bottom read more ..

Guest May 1, 2020

0

908

1

+14

Angle x is a third quadrant angle

Angle x is a third quadrant angle such that covers cos x = -2/3. What is the exact value of cos(x/2)? Enter your answer, in simplest radical form, in the box. cos(x/2) = ___

Spiderize May 1, 2020

+1

669

1

helpp

A gallon of paint covers 20 ft2 of surface area. How many revolutions can an 8 in. wide paint roller with a diameter of 3 in. make before using up a 5-gal can of paint?

Guest May 1, 2020

+1

785

3

Please help

What read more ..

CentsLord ●●●

Guest May 1, 2020

-1

537

1

+14

Verify the identity.

Please help! I really just need to get this done.

Spiderize May 1, 2020

+1

577

2

+68

Help plz

https://web2.0calc.com/questions/help-plz_60142

KASI20W May 1, 2020

0

918

1

Angle x is a third quadrant angle

Angle x is a third quadrant angle such that cos x = -1/5. What is the exact value of cos (x/2)? Enter your answer, in simplest radical form, in the box. cos (x/2) = ___

Guest May 1, 2020

+1

12

891

4

What is the equation of the cosine function shown?

What is the equation of the cosine function shown?

Guest May 1, 2020

0

670

1

Graph/plot the polar coordinates (−3,−7π/4)

Graph/plot the polar coordinates (−3,−7π/4)

Guest May 1, 2020

0

2194

2

How many petals does the graph of the rose curve r=4sin(3θ) have?

How many petals does the graph of the rose curve r=4sin(3θ) have?

Guest May 1, 2020

+1

615

0

+94

Matrices

I really need help with these questions on constructing matrices.
I can't get a photo up so here's me trying to explain it.

I need to make a matrix based on road paths read more ..

MathsLlama May 1, 2020

0

604

3

hard sum

Compute 1^2/2^1 + 2^2/2^2 + 3^2/2^3 + ... + n^2/2^n + ...

Guest May 1, 2020

+1

683

1

indica hacia donde abre la gráfica (hacia arriba ó hacia abajo) e indica si tiene valor máximo ó mínimo

Please i need help:

1. F(x) = 2x2 - X-3 read more ..

Guest May 1, 2020

0

515

1

please help

Find the minimum value of |x - 3| + |x - 4| + |x + 6|.

Guest May 1, 2020

0

2191

1

Parallelogram Question

In parallelogram EFGH, let M be the midpoint of side , and let N be the midpoint
of side . Line segments and intersect at P, and line segments and intersect at Q. Find .

Guest May 1, 2020

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