Simplify -40

-1

Simplify (-8)0

1

If arc BC = 84°, then m∠BAC =

42°

A B

C

If arc BC = 212°, then m∠BAC =

106°A

B

C

If arc BC = 52°, then m∠BAC =

26°A

B

C

If arc CE = 12° and arc AD = 14°, then m∠CBE =

13°

A BC

DE

If arc CE = 12° and arc AD = 14°, then m∠ABC =

167°

A BC

DE

If arc AC = 34° and arc DE = 170°, then m∠ABC =

102°

A

B

C

DE

If arc AE = 124°, then m∠CAE =

62°

AC

E

If arc AE = 204°, then m∠CAE =

102°

A

C E

If arc AE = 64° and arc BD = 12°, then m∠ACE =

26°

A

C EB

D

If arc AD = 168° and arc BD = 46°, then m∠ACE =

61°

A

CB

D E

If arc AD = 57° then m∠ABD =

57°

AB

D

What is the discriminant of the quadratic equation

formula?

B2 – 4ac

If the discriminant of the quadratic equation is 0, then how

many solutions does it have?

one

If the discriminant of the quadratic equation is a negative number, then how many solutions does it

have?

None or zero

If the discriminant of the quadratic equation is a positive

number, then how many solutions does it have?

two

What is the discriminant of the quadratic equation 0 = 4x2 – 3x + 6, then how many solutions does

it have?

none or zero

What is the discriminant of the quadratic equation y = 4x2 – 8x + 2, then how many solutions does

it have?

two

What is the discriminant of the quadratic equation 2x2 – 4x + 6 = 4 , then how many solutions does

it have?

none or zero

How many solutions does it the equation y = 6x2 – 5

have?

two

Simplify

4

Simplify

-15

Simplify

-12

Simplify

48

Rationalize the denominator:

6√77

Rationalize the denominator:

2√63

Rationalize the denominator:

5√2