Algebra 2 - Semester 1 Exam Review 2021

√-4

• -2
• -2i
• 2
• 2i

Is (x - 7) a factor of (x² - 5x + 14)?

• Yes
• No
• Maybe
• I Don't Know

Tags

CCSS.HSA.APR.B.2

(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

CCSS.HSN.CN.A.2

Evaluate (9 + 3i) (9 - 3i). 

• 81 -9i
• 90
• 81 + 27i -9i²
• 81i - 9

Tags

CCSS.HSN.CN.C.8

The expression (2 + 3i)² is equal to

• -5
• -5+12i
• 13
• 13 + 12i

Tags

CCSS.HSN.CN.C.8

The product of (3 -2i) and (7+6i) is

• 21-12i
• 9 + 4i
• 33 + 4i
• 21 + 16i

i¹³

• -1
• 1
• i
• -i

Tags

CCSS.HSN.CN.A.2

(3i)(-2+4i)

• -6+12i
• -12-6i
• -2+7i
• 12+6i

Tags

CCSS.HSN.CN.A.2

Factor:
10x² + 11x - 8

• (5x + 8)(2x - 1)
• (5x - 8)(2x + 1)
• (5x + 2)(2x - 4)
• (2x + 8)(5x - 1)

What is the equation of the graph?

• $y=\sqrt{x+3}$

• $y=-\sqrt{x+3}$

• $y=-\sqrt{x}+3$

• $y=\sqrt{x}+3$

Tags

CCSS.HSF-IF.C.7B