For a total magnification of 20x, what eyepiece and objective should be used?.

It's 90 °f in the shop with high humidity. what pressure will be shown on the high-side pressure gauge (ac system on)?             a.  10 to 50 psi    b.  40 to 140 psi  c.  210 to 290 psi  d.  at least 350 psi

‘all monkeys have tails’ is an absolute statement. t or f

Find an equation in standard form of the parabola that passes through (-2, 9), (-4, 5), and (1, 0)