Determine whether the pair of lines is parallel, perpendicular, or neither. 3x - 4y = 20 8x + 6y = 20
A. Parallel
B. Perpendicular
C. Neither
Answer: B
Mathematics
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Use exponential regression to estimate the value of 
. Round your answer to two decimal places.
t 1.67 4.46 6.77 9.32 11.54 y 3.95 8.71 18.58 40.67 82.91?
A. 238.99 B. 239.92 C. 24.53 D. 26.01
Mathematics
Refer to a triangle ABC.If B = 28° and C = 38°, find A.
A. 114° B. 294° C. 24° D. 66°
Mathematics
Identify the intervals where the function is changing as requested.Decreasing
A. (0, -2) B. (-?, 3) C. (0, 3) D. (-?, -2)
Mathematics
Find the degree of the following polynomial and determine whether it is a monomial, binomial, trinomial, or none of these.13a4
A. 4; binomial B. 13; binomial C. 13; monomial D. 4; monomial
Mathematics