Determine cuáles de los siguientes planos son perpendiculares y cuáles son paralelos.
a) 2x-y+3z=1
b)x+2y+2z=9
c)x+y-3/2z=2
d)-5x+2y+4z=0
e)-8x-8y+12z=1
f)-2x+y-3z=5

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no

If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?

If log_3(x)=4.5 and log_3(y)=3, what is log_3(x^2/y)? a. 3b. 6.75c. 6d. 1.5