3x/5 + 7y/10 =
a. 10xy/10
b. xy
c. 2(3x + 7y)/10
d. (6x + 7y)/10
e. (3x + 14y)/5
d. (6x + 7y)/10
Mathematics
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Find all points where the function is discontinuous.
A. None B. x = 3 C. x = 0, x = 3 D. x = 0
Mathematics
Write as a decimal.390%
A. 0.39 B. 39 C. 3.9 D. 3.91
Mathematics
Use the given vectors to find the indicated expression.v = 2i + 2j + 2k, w = -4i - 3j + 4k, u = 5i + 2j + 5kFind u ? (v × w).
A. 24 B. -24 C. 58 D. 48
Mathematics
Decide if the given value of x is a critical number for f, and if so, decide whether the point is a relative minimum, relative maximum, or neither.f(x) = x2 - x - 6; x = 
A. Not a critical number
B. Critical number, relative minimum at 
C. Critical number, relative maximum at 
D. Critical number but not an extreme point
Mathematics