Help me pls! the sum of two polynomials is -yz2 -3z2 -4y +4.if one of the polynomials is y -4yz2 -3, what is the other polynomial?

-2yz2-4y + 7

-2yz2 -3y + 1

-5yz2 -3z2 -5y +7

3yz2 -3z2 -5y +y

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

He concluded that a heavier object dropped from the same height as a lighter object will land

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π