Week 4 Quiz -- Calculus

If f(x) = x² and g(x) = 3x - 1, find f(g(x))

• 9x² - 6x + 1

• 3x - 1

• 3x² - 1

• 9x² - 1

Tags

CCSS.HSF-BF.A.1C

Let  $h\left(x\right)=\sqrt{\left(x^2+2x-1\right)}\ and\ f\left(x\right)\ =\ \sqrt{x},\ find\ g\left(x\right)$  

•  $x^2-1$  

•  $x^2+x-1$  

•  $x^2+2x-1$  

•  $x^2-2x-1$  

(34x⁵y⁶z^-7)⁰

• 34x⁵y⁶ / z⁷
• 34x⁵y⁶ / x^-7
• 0
• 1

Simplify a³b(ab)²

• a⁵b³

• a⁶b⁴

• a²b²

• a⁹b⁶

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

• x = -1/5

• x = -5

• x = 1/5

• x = 5

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

• x = -1
• x = -4
• x = -3
• x = 1

Find the exponential model of the function.

• y = 100(8.8)^x
• y = 100(1.88)^x
• y = 100(.88)^x
• y = 100(.12)^x

Tags

CCSS.HSF.LE.A.2

Expand.

• A
• B
• C
• D

Solve:
_{log (4x − 5) = log (2x − 1)} 

• 0
• 1
• 2
• 3

Condense

• A
• B
• C
• D