Math 3 1.4-1.5 Review

What happens when I have a negative exponent in the numerator?

• I keep it as-is
• Move to the denominator
• Move to the numerator
• Take the square root

Tags

CCSS.8.EE.A.1

Simplify the expression.
x⁴ ⋅ x¹²

• x³
• x⁴⁸
• x¹⁶
• x⁸

Tags

CCSS.HSA.APR.A.1

Simplify the exponential expression:

• 10x^-2
• 2x²
• 2x¹²
• 10x¹²

Tags

CCSS.HSA.APR.A.1

Which is equivalent to (3^-2)^1/2?

• 1/3
• 1/9
• 3
• -3

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Can you leave a negative exponent in your answer?

• YES
• NO

Tags

CCSS.8.EE.A.1

What is anything to the zero power?

• 1
• The number being raised to zero
• 0
• Can't take a number to the zero power

Given f(x) = 3x² + 7x and g(x) = 2x² - x - 1, find (f + g)(x). *Hint* (f+g)(x)=f(x)+g(x)

• 11x² - 1

• 5x⁴ + 6x² - 1

• 5x² + 6x - 1

• 5x² + 8x - 1

g(x)=3x+4
h(x)=3x-1
Find g(h(x))

• -9x+11
• 4x²+4x
• 9x+1
• 9x+11

Tags

CCSS.HSF-BF.A.1C

If f(g(x)) =x and g(f(x))=x, what does this tell me about the two functions?

 What Rule do I need to use to simplify $3^4\cdot3^{-9}$  

• Product Rule

• Quotient Rule

• Power Rule

• Zero Rule

• Negative Rule