50
decreased by
twice vidya's
height

What is the standard form of -5x^2+2x^4-11+x^3+3x

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

Which graph represents the parent function of y=(x+2)(x-2)