All Questions ⁺⁰236027 Questions

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42

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+1455

Circle

Let $\overline{TU}$ and $\overline{VW}$ be chords of a circle, which intersect at $S$, as shown. Find $SW$.

kittykat Feb 6, 2024

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5

1

+1455

Circle

A circle is centered at $O.$ The tangent to the circle at $P$ is extended to $Q.$ Line segment $\overline{QS}$ intersects the circle at $R.$ Find the area of the circle.

kittykat Feb 6, 2024

+1

8

5

+24

Help

Consider the two expressions $\frac{6x^3+9x^2+4x+7}{2x+3}$ and $3x^2+2+\frac1{2x+3}.$
a) Show that the two expressions represent equal numbers when $x=10.$
b) Explain why these two expressions do not read more ..

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dogsrule Feb 6, 2024

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35

2

+773

Square

In the diagram, ABCD is a square. Find sin PAQ.

booboo44 Feb 6, 2024

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23

1

+773

Circles

Chords UV, WX, and YZ of a circle are parallel. The distance between chords UV and WX is 1, and the distance between chords WX and YZ is also 1. If UV =6 and YZ = 4, then find WX. read more ..

booboo44 Feb 6, 2024

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35

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+0

Discrete Mathematics

xXValeXx Feb 6, 2024

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34

1

+0

Discrete Mathematics

xXValeXx Feb 6, 2024

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21

3

+0

Discrete Mathematics

xXValeXx Feb 6, 2024

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29

1

+0

Trigonometric

PLEASE EXPLAIN!

xXValeXx Feb 6, 2024

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40

1

+0

Trigonometric

PLEASE EXPLAIN!

xXValeXx Feb 6, 2024

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38

1

+0

Trigonometric

PLEASE EXPLAIN!

xXValeXx Feb 6, 2024

0

4

1

+773

Semicircle

A semicircle is inscribed in triangle XYZ so that its diameter lies on YZ, and is tangent to the other two sides. If XY = 10, XZ = 10, and YZ = 10*sqrt(2), then find the area of the semicircle. read more ..

booboo44 Feb 6, 2024

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14

2

+773

Circles

Two circles are externally tangent at T. The line AB is a common external tangent to the two circles, and P is the foot of the altitude from T to line AB. Find the length AB. read more ..

booboo44 Feb 6, 2024

0

4

1

+773

Quarter-Circle

A circle lies inside a quarter-circle, as shown below. The circle is tangent to side AO and arc AB and BO. Find the radius of the circle. The radius of the quarter-circle is 1. read more ..

booboo44 Feb 6, 2024

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27

1

+0

What is the value of the trigonometric function?

PLEASE EXPLAIN!

xXValeXx Feb 6, 2024

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21

1

+0

What is the reference angle for the given angle measure drawn in standard position?

PLEASE EXPLAIN!

xXValeXx Feb 6, 2024

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26

1

+0

Trigonometric !Please Explain!

PLEASE EXPLAIN!

xXValeXx Feb 6, 2024

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22

1

+1768

Polynomials

Let b be a constant. What is the smallest possible degree of the polynomial f(x) + b \cdot g(x), where f(x) = 2x^5 - 6x^4 - 4x^3 + 12x^2 + 7x - 5 and g(x) = x^6 - 17x^5 + 2x^4 + 6x^3 + 11x^2 - 8x + 1.

bader Feb 6, 2024

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27

1

+1768

Algebra

Let f be a cubic polynomial such that f(0) = 5, f(2) = 8, f(3)=13, and f(7) = -5. What is the sum of the coefficients of f?

bader Feb 6, 2024

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24

1

+1768

Polynomials

Determine all of the following for f(x) \cdot g(x), where f(x) = -7x^4-3x^2 + 2 and g(x) = 2x^8 - 3x^7 + 5x^6 + 3x^5 - 11x^4 + 3x^3 - 18x^2 + 17x - 5.
Leading term:
Leading coefficient:
Degree: read more ..

bader Feb 6, 2024

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41

2

+1768

Polynomial

There exists a polynomial f(x) and a constant k such that
(x^2 - 2x - 5) f(x) = x^4 - 2x^3 + kx^2
What is k?

bader Feb 6, 2024

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33

1

+0

Help please

As shown in the diagram $\angle BAC=90^\circ$. Let $X$ be the foot of the altitude from $A$ to $\overline {BC}$, $\overline{AY}$ be the bisector of $\angle BAC$, and $\overline{AZ}$ be the median of $\triangle ABC$. If $\angle XAY = 16^\circ$, then read more ..

Matmad Feb 6, 2024

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21

2

+1768

Polynomials

What is the coefficient of x in (x^3 + x^2 + x + 1)(x^4 + 3x^3 + 4x^2 + 8x + 7)?

bader Feb 6, 2024

0

27

2

+1768

Polynomials

What is the coefficient of x^2 in (x^3 + x^2 + x + 1)(x^4 + 3x^3 + 8x + 7x + 1)?

bader Feb 6, 2024

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