Select all of the following equation(s) that are quadratic in form. a) x4 – 6x2 – 27 = 0

b) 3x4 = 2x

c) 2(x + 5)4 + 2x2 + 5 = 0

d) 6(2x + 4)2 = (2x + 4) + 2

e) 6x4 = -x2 + 5

f) 8x4 + 2x2 – 4x = 0

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Revirite the formula to determine the area covered by one can of paint. alyssa and her father are going to paint the house this summer. they know they'll need 6 cans of paint. enter the correct answer. 000 done a formula that describes this scenario is (licierali 000 oo 6 w w = the total area of the walls p = area covered by a can of paint

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?