Use the given vectors to find the value of the indicated scalar.u = 5i + 3j, v = 8i + 6j, w = -10i - 9j; Find u ? (v + w).
A. -21
B. -77
C. -19
D. 58
Answer: C
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A condominium complex was purchased by a group of private investors for $1.3 million and sold 6 year(s) later for $3.8 million. Find the annual rate of return (compounded continuously) on their investment. Round your answer to the nearest hundredth. ? Annual rate is __________% per year.
Fill in the blank(s) with the appropriate word(s).
Write out the first five terms of the sequence.an = 2n
A. 2, 4, 8, 16, 32 B. 1, 2, 4, 8, 16 C. 4, 8, 16, 32, 64 D. 1, 4, 9, 16, 25
Multiply.
A. 1421 B. 1411 C. 1521 D. 1431
Find the y-intercepts and any x-intercepts.f(x) = x2 + 7x
A. y-intercept (0, 0), x-intercept (-7, 0) B. y-intercept (0, 0), x-intercepts (0, 0) and (0, -7) C. y-intercept (0, 0), x-intercepts (0, 0) and (-7, 0) D. y-intercept (0, 0), x-intercepts (0, 0) and (7, 0)