My grade is a 65 and the assignment counts 25 percent towards my grade what do i need to make to at least get a 70 for my grade'

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

Ill mark the brainliest if you me with the these three questions 7,8,9

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?