Identify the degree and leading coefficient of the polynomial.-20x5 + 8x4 - 2x3
A. Coefficient: -20; Degree: 3
B. Coefficient: 5; Degree: -20
C. Coefficient: -20; Degree: 12
D. Coefficient: -20; Degree: 5
Answer: D
Mathematics
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Solve the problem.The temperature at the South pole was -17° at 8 am. At 3 pm, it was 40°. By how many degrees did the temperature rise?
A. by 23° B. by -23° C. by -57° D. by 57°
Mathematics
Find the product.[h - (k + 4)]2
A. h2 - k2 - 10k - 24 B. h2 + k2 - 2hk + 4h - 4k + 16 C. h2 - k2 - 8k - 16 D. h2 + k2 - 2hk - 8h + 8k + 16
Mathematics
Find the derivative of the function.y = 3 tan4x
A. 
= 12 tan3x
B. 
= 12 tan3x sec2x
C. 
= 12 tan5x
D. 
= 12 tan4x sec x
Mathematics
Find the zeros of the rational function.
?
?
A. x = -15 B. x = -5 C. x = 15 D. x = -10 E. x = 5
Mathematics