Solve the problem.If w = 7i + 3j, find 3w.
A. 21i + 9j
B. 10i + 3j
C. 10i + 6j
D. 21i + 3j
Answer: A
Mathematics
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Write a negation of the inequality. Do not use a slash symbol.x < 60
A. x > 60 B. x ? 60 C. x < -60 D. x = 60
Mathematics
Find the Cartesian coordinates of the given point.
A. (5
, 5)
B. (10
, 10
)
C. (10, 10)
D. (5
, 5
)
Mathematics
Find the equation for the tangent to the curve at the given point.f(x) = 3x2 + 5x - 7; (-2, -5)
A. y = -7x - 19
B. y = 
x - 
C. y = 
x + 1
D. y = -7x + 28
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 256
A. (x2 + 16)2 B. prime C. (x2 - 16)2 D. (x2 + 16)(x + 4)(x - 4)
Mathematics