Multiply.(7 + 8i)(2 + 5i)
A. 40i2 + 51i + 14
B. 54 - 19i
C. -26 - 51i
D. -26 + 51i
Answer: D
Mathematics
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Find the axis of symmetry of the given function.f(x) = -x2 + 5x - 7
A. x = - 
B. x = 
C. x = 5
D. x = 
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The nth term of a sequence is given. Find the first 4 terms.an = n2 - 1
A. 0, -1, 8, 15 B. 4, 7, 10, 17 C. 0, 3, 8, 15 D. 0, 3, 4, 15
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The product of two consecutive positive even numbers is 288. What are the numbers?
What will be an ideal response?
Mathematics