SAT Math Concept Review Sanga

Question 1

What is i equivalent to?

Accepted Answer

\sqrt{-1}

Question 2

In y = mx + b, which letter refers to the slope or rate or change?

Accepted Answer

m

Question 3

What is 2\pi in degrees?

Accepted Answer

360

Question 4

Rewrite x^{\frac{5}{4}} as a radical.

Accepted Answer

\sqrt[4]{x^5}

Question 5

Which formula would you use to find the slope of this line?

Accepted Answer

\frac{y_2-y_1}{x_2-x_1}

Question 6

What kind of transformation occurs in the graph y=\left(x-3\right)^2+7?

Accepted Answer

Right 3 and up 7

Question 7

How ready are you to take the SAT this week?

Accepted Answer

A little better than I was 6 weeks ago, Worse than I was 6 weeks ago, A lot better than I was 6 weeks ago, The same as I was 6 weeks ago

Question 8

Simplify (x + 3)2

Accepted Answer

x2 + 6x + 9

Question 9

What is i^2 equivalent to?

Accepted Answer

-1

Question 10

If you decrease an amount by 30%, what could you multiply by to get the new amount?

Accepted Answer

0.70

Question 11

What is the b in y=mx+b for this line?

Accepted Answer

2

Question 12

Which of these data sets has a larger standard deviation?

Accepted Answer

Set A

Question 13

How do you write 5% as a decimal?

Accepted Answer

0.05

Question 14

What is the median of these numbers?

Accepted Answer

6

Question 15

How many degrees are in a triangle?

Accepted Answer

180

Question 16

Simplify x^3x^4

Accepted Answer

x^7

Questions 16