Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. What range of scores on the fifth (and last) 100-point exam will guarantee John an A in the course?
A. 99 to 100
B. 90 to 100
C. 95 to 100
D. 85 to 100
Answer: B
Mathematics
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Find all real roots of the given equation by using Newton's method.
+ 
= 
+ 
A. 1.5615528, -1 B. 1.5615528, -1, -2.5615528 C. -1 D. 1.5615528, -2.5615528
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Solve the problem.Write an iterated triple integral in the order 
for the volume of the region enclosed by the paraboloids 
and 
.
A. 
B. 
C. 
D. 
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Find the exact value of the expression.cos 35° cos 25° - sin 35° sin 25°
A. 
B. 
C. 
D. 
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