Provide an appropriate response.Let M be a 3 × 3 matrix. Which of the following statements are true?(i)I3 M = M(ii)I3 + M = M(iii)MI3 = I3(iv)MI3 = M
A. (ii), (iii)
B. (i), (iii), (iv)
C. (i), (ii), (iii), (iv)
D. (i), (iv)
Answer: D
Mathematics
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If R1 = 47 ê, R2 = 53 ê, and R3 = 90 ê, then IT = 30 mA. Find I3.
a. 6.50 mA
b. 11.04 mA
c. 12.45 mA
d. 9.48 mA
e. 3.08 mA
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Use regression to find a quadratic function that best fits the data. Give results to the nearest hundredth.
A. f(x) = 0.15x2 + 38.67x + 891.67 B. f(x) = 0.05x2 - 13.25x + 790.18 C. f(x) = 0.15x2 - 38.67x + 891.67 D. f(x) = 0.05x2 + 13.25x + 790.18
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Find the volume of the solid. Use 
for ?.
A. 113
cu in.
B. 25
cu in.
C. 9
cu in.
D. 37
cu in.
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Find an equation in slope-intercept form of the line satisfying the specified conditions.Passing through the points (2, 0) and (0, 2)
A. y = x - 2 B. y = -x + 2 C. y = x + 2 D. y = -x - 2
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