Quiz about Open Up Math 2 U4, L1-2

Question 1

Which is the correct equation given the point and the slope shown ?

Accepted Answer

y = 2(x - 5) - 1

Answer

y = 5(x + 1) +2

Answer

y = 2(x + 5) - 1

Answer

y = 2(x + 5) +1

Answer

y = 2(x - 5) + 1

Question 2

What is the slope of the YELLOW line

Accepted Answer

$$2$$

Answer

$$\frac{1}{5}$$

Answer

$$5$$

Answer

$$-2$$

Question 3

What is the equation of the YELLOW line

Accepted Answer

$$2\left(x-5\right)+10$$

Answer

$$2\left(x-5\right)-10$$

Answer

$$2\left(x-10\right)+5$$

Answer

$$2\left(x+5\right)+10$$

Question 4

What is the Interval/Domain of the YELLOW line

Accepted Answer

$$0\le x\le5$$

Answer

$$0\le x\le10$$

Answer

$$5\le x\le10$$

Answer

$$0\le x\le20$$

Question 5

What is the SLOPE of the GREEN Line?

Accepted Answer

$$-1$$

Answer

$$5$$

Answer

$$1$$

Answer

$$-5$$

Question 6

What is the equation of the GREEN line

Accepted Answer

$$-1\left(x-10\right)+5$$

Answer

$$-1\left(x-5\right)-10$$

Answer

$$1\left(x-10\right)-5$$

Answer

$$1\left(x-10\right)+5$$

Question 7

What is the Interval/Domain of the BLUE line

Accepted Answer

$$10\le x\le20$$

Answer

$$0\le x\le5$$

Answer

$$5\le x\le10$$

Answer

$$0\le x\le20$$

Question 8

Approximate f(15)=____?

Accepted Answer

$$5$$

Answer

$$10$$

Answer

$$0$$

Answer

$$10\le x\le20$$

Question 9

Solve for x in f(x)=10?

Accepted Answer

$$5$$

Answer

$$10$$

Answer

$$20$$

Answer

$$0$$

Question 10

Approximate f(8)=____?

Accepted Answer

$$7$$

Answer

$$5$$

Answer

$$10$$

Answer

$$4$$

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