Answers created by Abjo D.

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6.25% of 190 is what number?
How do you simplify $\frac{20 p^{6} + 5 p^{4}}{5 p}$ $\frac { 20p ^ { 6} + 5p ^ { 4} } { 5p }$ ?
How do you solve $8 x^{2} + 80 x = - 192$ $8x ^ { 2} + 80x = - 192$ ?
How do you differentiate $g (x) = \frac{1 + cos x}{1 - cos x}$ $g(x) =(1+cosx)/(1-cosx)$ ?
How do you solve $x^{2} + 2 x = 24$ $x^2 + 2x=24$ ?
We have $f:(0,oo)->RR;f(x)=(x+a)/(x+b);a,binRR$ .How you verify if $f$ is a bijective function?
Two charges of $-6 C$ and $-3 C$ are positioned on a line at points $-3$ and $8$ , respectively. What is the net force on a charge of $4 C$ at $2$ ?