Solve. Try factoring first. If factoring is not possible or is difficult, use the quadratic formula.2x2 - 18x + 40 = 0
A. 2, 4, 5
B. -4, -5
C. 4, 5
D. 0, 4, 5
Answer: C
Mathematics
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Solve the problem.A computer compiles a program in 0.00000657 seconds.Write the number in scientific notation.
A. 6.57 × 10-7 B. 6.57 × 105 C. 6.57 × 10-6 D. 6.57 × 10-8
Mathematics
Determine the slope and y-intercept for the equation.-6x + 7y = 1
A. slope: m = 
; y-intercept: b = 
B. slope: m = 
; y-intercept: b = 
C. slope: m = 
; y-intercept: b = - 
D. slope: m = 6; y-intercept: b = 10
Mathematics
Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.8x4 - 50x2
A. irreducible B. 2(2x2 + 5)(2x2 - 5) C. 2x2(2x + 5)(2x - 5) D. 2x2(2x - 5)2
Mathematics
Find the logarithm.logb(b)
A. b
B. 
C. 1
D. 0
Mathematics