exam
Maths Puzzle
Numerical Ability
How do I figure out the answer to this: 2x² y²- 8xy + 12x²y
Can someone show me step by step? Thanks.
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exam Other Question
Solve for x: e^2x + 4e^-2x = 4.
X=
a. (1/2) ln 2
b. (1/3) ln 2
c. (1/3) ln 3
d. (1/2) ln 3
e. ln 2
f. ln 3
g. none of these
can u please solve this for me.
the sum of the digit of a two digit number is 11. when the digit are reversed, the new number is increased by 20 which is twice the original number. find the original number?