Apattern follows the rule "starting with one, every consecutive line has a number one more than twice the previous line".1. how many marbles must be in the fourth line?

Which of the following is the equation of a line that passes through the point (1,4) and is parallel to the x-axis a. y=1 b. y=4 c. x=1 d. x=4

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.