Can someone help me please again

Use the product rule to multiply. Assume all variables represent positive real numbers.

¹⁾15x³ 15x⁵

2)Multiply, and then simplify if possible. Assume all variables represent positive real numbers.

3)( 7 + 3)( 7 - 3)

2( 14 + 2)

Find the root. Assume that all variables represent nonnegative real numbers.

4)12x⁴⁸

Find the power of i.

⁵⁾i¹⁰

Find the cube root.

3x²¹

Find the square root. Assume that all variables represent nonnegative real numbers.

14) 16z¹⁸ 121

Use the quotient rule to divide and simplify.

15) 80x²y 49

Solve.

16) 20x - 60 = x + 2

Add or subtract. Assume all variables represent positive real numbers.

17) -3 54 - 5 216 - 10 24

Simplify. Assume that all variables represent positive real numbers.

18) 63x²+y

Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.

19) 15 5x

Solve the equation.

1)(2z + 5)2 = 25z2

2)Decide whether the pair of lines is parallel, perpendicular, or neither.

3)6) 3x - 4y = 6 and 8x + 6y = 7 A

4)7) 6x + 2y = 8 and 24x + 8y = 35