Find the square of 2 a - 3b​

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

15 points! write the slope-intercept form of the equation of the line through the given point with the given slope. use y-y = m(x-x) to solve. through (2,5) slope= undefined