Write the expression using mathematical symbols. Then evaluate the expression.-17 multiplied by -25
A. -17 ? -25; 8
B. -17 ? -25; -42
C. -17 ? -25; 425
D. -17 ? -25; -425
Answer: C
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Find the derivative of y with respect to the appropriate variable.y = (?2 + 4?) tanh-1 (? + 3)
A. (2? + 4) tanh-1 (? + 3) - 
B. - 
C. (2? + 4) - 
D. (2? + 4) tanh-1 (? + 3) - 
Solve the problem.The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is 2 units long. Express the area A of the rectangle in terms of x.
A. A(x) = 2x(1 - x) B. A(x) = 2x(x - 1) C. A(x) = x(1 - x) D. A(x) = 2x2
Subtract.866
A. 814 B. 822 C. 722 D. 910
The sequence is defined recursively. Write the first four terms.a1 = 2, a2 = 5; an = an-2 - 3an-1
A. a1 = 2, a2 = 5, a3 = 17, a4 = -46 B. a1 = 2, a2 = 5, a3 = 1, a4 = 2 C. a1 = 2, a2 = 5, a3 = -13, a4 = 44 D. a1 = 2, a2 = 5, a3 = -1, a4 = -16