Quiz about Summer Math Test 2

Question 1

$$\cos^230\degree$$

Accepted Answer

$$\frac{3}{4}$$

Answer

$$\frac{\sqrt[]{3}}{2}$$

Answer

$$\frac{\sqrt[]{3}}{4}$$

Answer

$$\frac{1}{4}$$

Question 2

$$\cos^230\degree$$

Accepted Answer

$$\frac{3}{4}$$

Answer

$$\frac{\sqrt[]{3}}{2}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{1}{4}$$

Answer

$$\frac{\sqrt[]{3}}{4}$$

Question 3

$$\sin^260\degree+\cos^260\degree$$

Accepted Answer

1

Answer

$$\frac{\sqrt[]{3}}{4}$$

Answer

$$\frac{3}{4}$$

Answer

$$\frac{\sqrt[]{3}}{2}$$

Answer

$$2$$

Question 4

$$ an^230\degree$$

Accepted Answer

$$\frac{1}{3}$$

Answer

$$\frac{\sqrt[]{3}}{9}$$

Answer

$$\frac{1}{\sqrt[]{3}}$$

Answer

$$3$$

Answer

$$9$$

Question 5

$$3\ \sqrt[]{3}-2\ \sqrt[]{3}$$

Accepted Answer

$$\sqrt[]{3}$$

Answer

$$18$$

Answer

$$10$$

Answer

$$3$$

Answer

$$1$$

Question 6

$$\sin^230\degree an60\degree$$

Accepted Answer

$$\frac{\sqrt[]{3}}{4}$$

Answer

$$\frac{1}{\sqrt[]{3}}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{1}{4\ \sqrt[]{3}}$$

Answer

$$\frac{1}{4}$$

Question 7

Find the vertex:
$$y=\left(x-8\right)^2+5$$

Accepted Answer

(8; 5)

Answer

(-8; 5)

Answer

(8; -5)

Answer

(-8; -5)

Answer

(-8; 0)

Question 8

$$8-\frac{4}{1000}$$

Accepted Answer

$$7.996$$

Answer

$$7.96$$

Answer

$$7.004$$

Answer

$$7.6$$

Answer

$$7.096$$

Question 9

Find the vertex:

$$y=8-x^2$$

Accepted Answer

(0; 8)

Answer

(0; -8)

Answer

(-8; 0)

Answer

(8; 0)

Answer

(8; 8)

Question 10

$$\sqrt[]{x}-0.2=0$$

Accepted Answer

$$0.04$$

Answer

$$0.2$$

Answer

$$0.02$$

Answer

$$\pm0.2$$

Answer

$$0.4$$

Question 11

$$\sqrt[]{98\ \cdot\ 8}$$

Accepted Answer

$$28$$

Answer

$$22$$

Answer

$$12\ \sqrt[]{2}$$

Answer

$$52$$

Answer

$$4\ \sqrt[]{7}$$

Question 12

$$1+ an^2\beta$$

Accepted Answer

$$\frac{1}{\cos^2\beta}$$

Answer

$$\frac{1}{\sin^2\beta}$$

Answer

$$\sin^2\beta$$

Answer

$$1-\sin^2\beta$$

Answer

$$1$$

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