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CHHAYA PUBLICATION-RELATION AND MAPPING -Very short answer type questions
- Let f:R to R and g:R to R is define by f(x)=2x+3 and g(x)=3x-2, then f...
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- Given y = 4 for all real values of x, Can y be regarded as a function ...
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- The volume of an open tank with a square base of side x m is 40m^3. Ex...
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- Given f(x) = 3x - 9 , find f(-1), f(3), f(x+h) and f(x^2-1).
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- If f(x-1) = 7x - 5 find f(x) and f(x+2).
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- If f(x+3) = 2x^2-3x-1, find the value of f(x+1).
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- Given f(x+2)=x^2-6x+2, find f(0), f(2), f(-2) and f(x).
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- If 2f(x)+3f(-x)=15-4x , prove that, f(x)=3+4x.
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- If 3f(x) +2f (-x) =5 (x-2) then the value fo f(1) is-
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- If f(x)=2x^2-3x+5, find f(a+h) and (f(a+h)-f(a))/(h)
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- If phi(x)=(1-x)/(1+x), show that, phi(cos2 theta)=tan ^2theta.
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- If f(x)=5^x , then prove : f(x+2)=25f(x)
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- If f(x)=5^x , then prove : f(x+y)=f(x).f(y)
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- If f(x)=5^x , then prove : (f(x+1))/(f(x-1))=25
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- If f(x)=5^x , then prove : f(log5x)=x
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- If f(x)=a.(x-b)/(a-b)+b.(x-a)/(b-a), show that, " "f(a)+f(b)=f(a...
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- If phi(x)=logex, then show: phi(e^x)=x
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- If phi(x)=logex, then show: phi(x^m)= mphi(x)
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- If phi(x)=logex, then show: phi(xy)=phi(x)+phi(y)
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- If phi(x)=logex, then show: phi(x/y)=phi(x)-phi(y)
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