Solve for x means we need to find the value of x for which the equation holds true, which means when you find the value of x and substitute in the equation, we should get L.H.S is equal to R.H.S.
After cross multiplication --> cos2x can't be equal to (1−sinx)2 More Items Share Copy Copied to clipboard Examples Quadratic equation x2−4x−5=0 Trigonometry 4sinθcosθ=2sinθ Linear equation y=3x+4 Arithmetic 699∗533 Matrix [2534][2−10135] Simultaneo...
Cross-multiplication property simplifies fractional expressions, that is, given {eq}\displaystyle \frac{a}{b} = \frac{c}{d} {/eq}, it is true that {eq}ad = bc {/eq}. Answer and Explanation: Given our equation: {eq}\dfrac{a}{b + c} - d = \dfrac{e}{f} {/eq} We wis...
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Find the angle between the lines ,(a2−ab)y=(ab+b2)x+b3, and(ab+b2)y=(ab−a2)x+a3wherea<b<0 View Solution Solve the following simultaneous linear equations in two variables by the method of cross-multiplication : a(x+y)+b(x−y)=a2−ab+b2 ...
Nothing fancy, just addition, subtraction, multiplication, and division. Anonymous March 13, 2008 I can barely gather a qualitative thought (excel is great for other sorts) without a blank OneNote page. I just started a new job and I have been pestering the IT dept. to load it on my ...
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Solve the following simultaneous equations:ax+by=a−b;bx=ay+a+b View Solution Solve the following linear equations: ax+by=c bx+ay=1+c View Solution Solve the following system of equations by method of cross-multiplication:ax+by=a2,bx+ay=b2 ...