WebEquivalent expressions are expressions that work the same even though they look different. If two algebraic expressions are equivalent, then the two expressions have the same value when we plug in the same value for the variable. To check whether a more complex expression is equivalent to a simpler expression: Distribute any coefficients: a ( … WebIf one zero of the polynomial 3x^2 + (1+4m) x + m^2 +5 is 1/3 times the other, find the value of m. The zeroes can be alpha, 3 alpha.
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Web2x + 1- 1 = x - 2- 1. 2x = x - 3. If we now add -x to (or subtract x from) each member, we get. 2x-x = x - 3 - x. x = -3. where the solution -3 is obvious. The solution of the original … WebNov 14, 2024 · Find the value of x for the equation 12 + 9x = 147. Solution: Below are steps mentioned to find value of x for 12 + 9x = 147. Step 1: Subtract 12 from both sides of the equation → 9x = 135. Step 2: Isolate x by dividing 9 from both sides of the equation → x = 135 / 9. Step 3: Divide the numbers on the right-hand side of the equation → x = 15. lay out twist
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WebJul 15, 2016 · Explanation: In this example, the fact that 81 is one of the powers of 3, allows us to solve this equation using indices. ( 34 = 81) If xa = xb ⇒ a = b If the bases are the same then the indices are equal to each other. 3x−1 = 81 × ×x ↓ 3x−1 = 34 the bases are equal ∴ x −1 = 4 x = 5 Answer link WebGet the free "Solve for X Calculator" widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more Mathematics widgets in Wolfram Alpha. Webx^{2}-x-6=0-x+3\gt 2x+1; line\:(1,\:2),\:(3,\:1) f(x)=x^3; prove\:\tan^2(x)-\sin^2(x)=\tan^2(x)\sin^2(x) \frac{d}{dx}(\frac{3x+9}{2-x}) (\sin^2(\theta))' \sin(120) \lim … layout trong word