CBA Unit 9 Retake

Solve: 9^8-x = 27^x-3

• x = 5
• x = -5
• x = 1/5
• x = -1/5

Solve: 7^-x = 49

• x = 1
• x = -1
• x = 2
• x = -2

Solve: 2^x = 4^x+1

• x = -2
• x = 2
• x = -3
• x = 3

Sovle for x:
5^{-3x - 1} = 25

• x = -1
• x = -4
• x = -3
• x = 1

Solve 3³ = 3^{4x + 2}

• x = ¼
• x = -¼
• x = ½
• x = -½

Solve for p:
4^p+2 = 64

• p = -16/9
• p = 1
• p = 8
• p = 7/6

Tags

CCSS.7.EE.B.4A

2³ⁿ = 4

• 2
• 3
• 2/3
• 4

Tags

CCSS.6.EE.B.7

2^-m = 2^3m-3

• 4/3
• 3/4
• 2
• 1

32^3x-4 > 128^4x+3

• x < -41/13

• x < -13/41

• x > -41/13

• x < -41

1/81 < 9^2x-4

• x < 1

• x > 9

• x > 1

• x < -1