Find the dot product v ? w.v = i + 2j, w = 6i - j

A. 4
B. 0
C. 8
D. -4


Answer: A

Mathematics

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Solve.A salesman for Walker's Paint Store earns a monthly salary of $1000 plus an 8% commission on all sales. This month he sold $8565 worth of paint and supplies. What was his monthly pay?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the problem.To obtain a certain shade of paint, Peter mixed 9 gallons of white paint with 2 gallons of brown and 1 gallons of blue paint. How much paint did he have?

A.  gal
B.  gal
C. 3 gal
D. 14 gal

Mathematics

Use the Binomial Theorem to find the indicated coefficient or term.The coefficient of x8 in the expansion of (x2 - 3)7

A. 2835 B. 945 C. -2835 D. -945

Mathematics

Factor.t3 + 64

A. (t - 4)(t2 + 4t + 16) B. (t + 4)(t2 + 16) C. (t - 64)(t2 - 1) D. (t + 4)(t2 - 4t + 16)

Mathematics