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1018 questions


If x = 3 and y = -1, evaluate 2(x^2 - y^3)
If x=3 and y = -1, evaluate 2(x2 -y3) A. 24 B. 22 C. 20 D. 16
21 hours ago 1 answer(s) 2 votes


A consumer is in equilibrium when ________
A consumer is in equilibrium when _______ A. he has consumed all he wants b. his market supply is equal to his market demand c. the m...
2 days ago 2 answer(s) 3 votes


If (Sinθ - cosθ)^2=1/2, (sinθ + cosθ)^2=?
If  (Sinθ - cosθ)2=1/2,  (sinθ + cosθ)2=? 
3 days ago 1 answer(s) 1 votes


Evaluate (x^3 + 3x^2 - 10x) / (2x^2 - 8)
Evaluate x3+3x2-10x/2x2-8
4 days ago 1 answer(s) 2 votes


What is the minimum value of x+y?
If x2+y2=1  What is the minimum value of x+y? 
6 days ago 1 answer(s) 2 votes


The implication of x~ y is equivalent to
the implications of x~y is equivalent to 
8 days ago 1 answer(s) 2 votes


A bacterial culture starts with 1000 bacteria and the numbe...
A bacterial culture starts with 1000 bacteria and the number double every 40 minutes.   (a)  Find a formula for number of   ...
8 days ago 3 answer(s) 1 votes


Starting at the age of 40, an average man losses 5% of his h...
Starting at the age of 40, an average man losses 5% of his hair every year. At what age should an average man except to have half his hair le...
9 days ago 1 answer(s) 1 votes


15000$ is invested in an account that yield 5% interest per ...
15000$ is invested in an account that yield 5% interest per year. After how many years will the account be worth 91221.04$ if the interest is compounded year...
9 days ago 1 answer(s) 1 votes


8000$ is invested in an account that yield 6% interest per y...
8000$ is invested in an account that yield 6% interest per year. After how many years will the account be worth 13707.60$ if the interest is compounded month...
9 days ago 1 answer(s) 1 votes