A curve has a gradient function (2x^3 - 9)/10
The point P is a point on the curve.
The tangent to the curve at the point P is perpendicular to the line
2x - 5y + 3 = 0
Work out the x-coordinate of P

Jason is working on a microsoft excel worksheet and he wants to create a print preview shortcut. his teacher asks him to access the customization option to create the new shortcut. which two tabs should jason select to place the print preview shortcut on the worksheet toolbar? a. new tab (custom) and new group (custom) b. new file tab (custom) and new tab (custom) c. new custom group and new command d. new custom tab and new command