Evaluate (0.6744)^2 - (0.3256)^2 \ 0.05 correct to three significant figures
15/2.5
2=1*1/2
2+2
-(-6v-2w+4)
9/(6-3 $\sqrt{5}$ ) in the form a(b+ $\sqrt{5}$ )
-5(-5v+2w-2)
500x-2y=
how to find the perpendicular height of a triangle using pythagorean relationship
y=x+1/x+2 inverse