MAT 117

MAT/117 MAT117 MAT 117 WEEK 9 QUIZ 1. Select the difference of (4x2 - 3x3) - (2x2 - 7x3). • 6x6 • 6x5 • 2x2 - 10x3 • 2x2 + 4x3 2. Simplify the following expression. 2(8x + 3) • 16x + 6 • 16x + 3 • 22x • 10x + 5 3. Select the product of (9x - 2)(6x + 9). • 54x2 - 69x - 18 • 123x - 18 • 54x2 + 69x - 18 • 15x +

24 Other / Other Other / MAT 117 07 Jun 2016

MAT/117 MAT117 MAT 117 WEEK 8 QUIZ 1. Given the function f(x)=9x+7f(x)=9x+7, find its inverse. • f−1(x)=(x−9)7f−1(x)=(x−9)7 • f−1(x)=x9−7f−1(x)=x9−7 • f−1(x)=(x−7)9f−1(x)=(x−7)9 • f−1(x)=x7−9f−1(x)=x7−9 2. Simplify the logarithm log2(64)log⁡2(64). Select the correct solution. • 66 •

2 Other / Other Other / MAT 117 07 Jun 2016

MAT/117 MAT117 MAT 117 WEEK 7 QUIZ 1. Which of the following conclusions is true about the statement below? 2 x ⁢ =   x • The statement is never true. • The statement is true when x is negative. • The statement is always true. • The statement is true when x=0. 2. Solve for xx in the equation x2 - 8x - 9 = 0. • {-1, -9} • {1, -9} • {-1, 9} • {1, 9}

3 Other / Other Other / MAT 117 07 Jun 2016

MAT/117 MAT117 MAT 117 WEEK 6 QUIZ 1 If f ( x )   =   x 2 − 1 ⁢ and g ( x ) = x − 1 , which expression represents f ( x ) g ( x ) for x>1? • x + 1 • x − 1 • x • 1 x + 1 2 • 121.2 feet • 57.4 feet • 85.7 feet • 229.6 feet 3. • 2 < x ≤ 10 • x > 20 • x < 2 • 10 ≤ x < 20 4. Nancy made t

5 Other / Other Other / MAT 117 07 Jun 2016

MAT/117 MAT117 MAT 117 WEEK 5 QUIZ 1 Select the value of x that is a solution for this equation: 6 x = 7 x + 3 • − 3 • 18 • 6 • 9 2 An object 4.8 feet tall casts a shadow that is 14.4 feet long. How long in feet would the shadow be for an object which is15.9 feet tall? • 6.3 feet • 5.3 feet • 25.5 feet • 47.7 feet 3 Simplify the expression: 3√5/64 • 5/4 ââ

2 Other / Other Other / MAT 117 07 Jun 2016