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AllQuestion and Answers: Page 1229
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Question and Answers Forum |
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AllQuestion and Answers: Page 1229 |
| cos ((π/9))+cos (((2π)/9))+cos (((4π)/9))= |
| ∫ _0 ^(2π) (dx/((√2)−cos x)) |
| x = (√(1+ (√(5+ (√(11+ (√(19+...)))))))) x = ? |
| 2x^2 +5x+7=0 |
| 2x^2 +5x+7=0 |
| ∫ (dx/(x^2 (x^4 +1)^(3/4) )) |
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| find the range y=((x+[x])/(1−[x]+x)) |
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| Find the term independent of x in the expression of (2x−(1/(2x)))^9 |
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| ∫((1+4u)/(−4u^2 +2u+2))du |
| (dy/dx) = sec (x+y) |
| The function of f and g are defined by f:g→(x/(bx−2)), x ≠ (2/b) and b ≠ 0, where a and b are real numbers g:x →2x−11 (a) If f(2)= ((-1)/2) and f^(−1) (1) = -1, find a and b and write down the expression for f in terms of x (b) Find the value of x for which fg(x)= ((-1)/2) |
| (1−x^2 )(dy/(dx ))−2xy=0 |
| Given that the expression 2x^3 +px^2 −8x+9 is exactly divisable by x^2 −6x+5, find the value of p and q. Hence factorise the expression fully |
| Find all angles between 0° and 360°, for which 8sinθ=3cos^2 θ |
| ∫ (dx/((x^4 +x^2 +1)^(3/4) )) |
| show that (1/(secθ+1))+(1/(secθ−1))≡2cosecθcotθ |
| ∫((csc(x))/(cos(x)+cos^3 (x)+...+cos^(2n+1) (x)))dx ∀x∈n |
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| Solve the following equation: ((dy/dx))^2 +2y cot x (dy/dx) = y^2 |
| ∫ln(1−e^x ) dx |
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