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...good that you are curious about the proofs and reasons behind the

**math**. But when doing physics, you can never do all**math**from ...3 Answers · Science & Mathematics · 20/05/2019

Quadrant 4 is the section on the grid that has a positive "x" value and a negative "y" value. Recall that the cosine is adj/hyp, so we can plot a point where x = 2 with an unknown "y" (though we know it's negative) with a hypotenuse of 5. Using pythagarean theorem, we...

7 Answers · Science & Mathematics · 03/01/2019

Memorize the SOH-CAH-TOA mnemonic so that you

**understand**the trig ratios in a right triangle. SOH --> sin θ = opposite / hypotenuse...6 Answers · Science & Mathematics · 03/07/2019

You are mixing up pure mathematics and physics. Stick to one or the other and the answer is obvious in each case.

8 Answers · Science & Mathematics · 17/02/2019

1. Knowledge of God only comes by revelation from the Holy Ghost. There is no other way. 2. The Church of Jesus Christ is based upon revelation to living apostles. "...

10 Answers · Society & Culture · 27/08/2019

Sure. I am a

**math**teacher and a college professor and I use fingers to demonstrate numbers often.4 Answers · Science & Mathematics · 10/02/2019

. f( x ) = 8x² + 2x ( a ) f( x ) = 8x² + 2x f( x + h ) = 8( x + h )² + 2( x + h ) = 8x² + 16xh + 8h² + 2x + 2h = 8x² + 2x + 16xh + 8h² + 2h slope = [ f( x + h ) - f( x ) ] / h = [ ( 8x² + 2x + 16xh + 8h² + 2h ) - ( 8x² + 2x ) ] / h = ( 16xh...

1 Answers · Science & Mathematics · 03/09/2019

... only a year older than me but she helped me

**understand****math**in a way that my teacher never could. BTW I got through 3...2 Answers · Education & Reference · 17/03/2019

whos derivative is more it is the integral of the other function. Then, I expect you need to add a constant which does change the derivative Remember there could always be constant added (-3, -2) = -2 integral = (-2x + C) (-2, -1) = -1 integral...

1 Answers · Science & Mathematics · 29/09/2019

Basic skils are mostly addition and subtraction, but there's more. Should know basic multiplication and division. Know what a square and square roots are Need to know your measurements, like US Customary and or...

11 Answers · Science & Mathematics · 09/07/2019