Use trial and error to factor the trinomial, or state that the trinomial is prime.20x2 + 23x + 6
A. (4x - 3)(5x - 2)
B. prime
C. (20x + 3)(x + 2)
D. (4x + 3)(5x + 2)
Answer: D
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Find the extreme values of the function subject to the given constraint.
A. Minimum: 4 at (0, ±1); maximum: 7 at (±1, 0) B. Minimum: 4 at (0, ±1); maximum: 0 at (0, 0) C. Minimum: 4 at (±1, 0); maximum: 7 at (0, ±1) D. Minimum: 4 at (±1, 0); maximum: 0 at (0, 0)
Rewrite the expression as the logarithm of a single quantity.log 3 7 - log 3 z
A. log 3 (7/z) B. log 6 (7/z) C. log 3 (z/7) D. log 3 (7 - z)
Rewrite the given integral so that it fits the form 
, and identify u, du, and n.
A. 
; u = ln x, du = 
, n = 8
B. 
; u = x, du = ln8x dx, n = -1
C. 
; u = ln x, du = 
, n = -8
D. 
; u = ln8x, du = 
, n = -1
Use synthetic division to find the quotient.(x4 + 81) ÷ (x - 3)
A. x3 - 3x2 + 9x - 27 + 
B. x3 + 3x2 + 9x + 27
C. x3 + 3x2 + 9x + 27 + 
D. x3 + 3x2 + 9x + 27 + 