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I was born to answer lhfs.


Oct
22
answered Without actually calculating the value of cubes find the value of $(1)^3+(2)^3+2(4)^3+(-5)^3+(-6)^3$. Also write the identity used
Sep
20
answered How do I factor $z^4+2z^3+4z^2+2z+3$?
Aug
31
answered Finding the value of $\frac{\cos^4\beta}{\cos^2\alpha} + \frac{\sin^4\beta}{\sin^2\alpha}$.
Aug
30
answered Adding $2$ absolute values together: $|x+2| + |x-3| =5.$
Jun
24
answered Problem of quadratic equation
May
20
answered Inequality involving conjugate numerator/denominator pairs
May
17
answered Absolutet Value Inequality with cases number line
May
17
answered what is the solution for this equation : $2^x-6(2)^{-x}=6$
May
17
answered Graph this function: F(x)=$-2^{|x|+1}$.
Apr
22
answered How to solve this inequality?
Apr
13
answered Problem : Solve $|x^2+x-4| =|x^2-4| +|x|$
Mar
19
asked Prove that $\rm area(\triangle ABE) = area (ABCD)$
Mar
5
answered if x^2 + 2x - 3 >= 0 then (x <= -3) V (x >= 1)
Feb
17
answered Less than or equal sign
Feb
3
answered Pre-Calculus Vector Problem.
Dec
6
answered Logarithm / exponential equation, not sure what to make of this, (simple)
Oct
20
asked $\cot\theta + \tan \theta = x$ and $\sec \theta - \cos \theta = y$, evaluate $\left(x^2 y + xy^2\right)^{2/3}$
Jun
1
asked Why dividing by zero still works
May
23
answered How to show $x^4 - 1296 = (x^3-6x^2+36x-216)(x+6)$
May
21
answered Determine the inverse function of $f(x)=3^{x-1}-2$