Provide an appropriate response.Explain what is wrong with the answer to this problem and give the correct answer.
2 = 
What will be an ideal response?
The denominators are added to each other instead of multiplied. The correct answer is 
.
Mathematics
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Find the area or volume.Find the volume of the solid generated by revolving the area under y = 8e-x in the first quadrant about the y-axis.
A. 1 B. 32? C. 16? D. 8?
Mathematics
Use the discriminant to determine the number of solutions of the quadratic equation.4 + 4z2 = 5z
A. 1 real solution B. no real solution C. 2 real solutions
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(x-7y7)-4z3
A. 
B. 
C. 
D. 
Mathematics
Find the probability.When a single card is drawn from an ordinary 52-card deck, find the probability of getting a black 7.
A. 
B. 
C. 
D. 
Mathematics