Ineed answers anyone know the answers to these

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)