Determine if the given integer value for the variable is a solution to the equation.2(t - 5) = 20; 13

A. Yes
B. No


Answer: B

Mathematics

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Express the vector as a product of its length and direction.4i + 8j + 8k

A. 12
B. 12(4+ 8j + 8k)
C. 12(j + k)
D. 12

Mathematics

Calculate the arc length of the indicated portion of the curve r(t).r(t) = 3ti  + j  + k; -4? t ? 7

A. 75 B. 275 C. 15 D. 55

Mathematics

Solve the problem. Use a FICA rate of 6.2%, a Medicare rate of 1.45%, and an SDI rate of 1%. Assume the person's earnings will not exceed $31,800 for the year. Round to the nearest cent if needed.Bill Fox is paid 7% commission on sales. During a recent week, he had sales of  and allowances of  Find his Social Security tax, Medicare tax, and SDI deduction for the week.

A. $76.08, $11.10, $12.27 B. $68.82, $16.10, $11.10 C. $61.57, $14.40, $9.93 D. $61.14, $14.30, $9.86

Mathematics

Solve the problem.A piece of molding 191 cm long is to be cut to form a rectangular picture frame. What dimensions will enclose the largest area?

A. 47.75 cm × 47.75 cm B. 13.82 cm × 13.82 cm C. 13.82 cm × 47.75 cm D. 38.2 cm × 38.2 cm

Mathematics