Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(x + 10)(x - 10)
A. x2 + 20x - 100
B. x2 - 100
C. x2 - 20
D. x2 - 20x - 100
Answer: B
Mathematics
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Assume you have a graph with vertex set V = {A, B, C, D, E} and edge set E = {CD, CB, DA, DB, EA, AA}.How many paths are there from B to A?
A. 4 B. 2 C. 1 D. 0 E. None of these are true.
Mathematics
Find the pair of numbers whose product and sum are given.Product: 187 Sum: 28
A. -17 and -11 B. 17 and -11 C. -17 and 11 D. 17 and 11
Mathematics
Add.-20 + (-15) + (-10) + (-15)
A. 0 B. -60 C. -20 D. 10
Mathematics
Find f-1(x) for the following one-to-one function f.f = {(2, 4), (5, 7), (3, 6), (8, 1)}
A. f-1 = {(4, 2), (7, 5), (6, 3), (1, 8)} B. f-1 = {(-2, -4), (-5, -7), (-3, -6), (-8, -1)} C. f-1 = {(-4, 2), (-7, 5), (-6, 3), (-1, 8)} D. f-1 = {(2, -4), (5, -7), (3, -6), (8, -1)}
Mathematics