Subtract the polynomials. Assume all variable exponents represent whole numbers.(4x5 + 5x4 - 6x3 - 9) - (6x5 + 9x4 + 9x3 - 6)
A. -2x5 + 14x4 + 3x3 - 15
B. 10x5 + 14x4 + 3x3 - 3
C. -2x5 - 4x4 - 15x3 - 3
D. 10x5 + 14x4 + 3x3 - 15
Answer: C
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Rewrite as a base to a power, if possible.
A. 74
B. 
C. 
D. 714
Translate the sentence into if-then form.All prime numbers greater than 2 are odd numbers.If it is __________ then it __________.
A. a prime number greater than 2; is an odd number B. an odd number; is a prime number greater than 2 C. a prime number greater than 2; is not a prime number greater than 2 D. an odd number; may be a prime number greater than 2
Express the number in scientific notation and in floating-point notation. ? 68 ?
A. Scientific notation: 
Floating point notation: 6800 05
B. Scientific notation:
Floating point notation: 68 02
C. Scientific notation:
Floating point notation: 0.68 07
D. Scientific notation:
Floating point notation: 6.8 03
E. Scientific notation:
Floating point notation: 6.8 03
Solve the problem.Find the tangent to y = cos x at x = 
.
A. y = - x + 
B. y = x + 
C. y = 1
D. y = - x - 