WebbClick here👆to get an answer to your question ️ Simplify the expression and find the value if x is equal to 2 . x + 7 + 4(x - 5) . Solve Study Textbooks Guides. Join / Login. Question . Simplify the expression and find the value if x is equal to 2. Webbx2-5x-7 Final result : x2 - 5x - 7 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1.1 Factoring x2-5x-7 The first term is, x2 its coefficient is 1 . The ...
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WebbThe complex rational expression a 1 b + c can be simplified by rewriting the numerator as the fraction a 1 and combining the expressions in the denominator as 1 + b c b. We can then rewrite the expression as a multiplication problem using the reciprocal of the denominator. We get a 1 ⋅ b 1 + b c, which is equal to a b 1 + b c. WebbFind the LCM of x2 + x - 6 and x2 + 8x + 15. Perform the indicated operations and simplify. 2x2 + 20x + 50 x+ 2 X 5 x2 - 4 x + . 7. 2 + 11x + 30 x2 + 9x + 20 - 16 8. 2v + 6 v + 3 9. 10. 1 x + 2 3 a b 2 x + 1 x2 ... Use properties of summations to find a closed form expression for Sn. Simplify your answer into a polynomial with ra. Q: Multiply ... irobot wont connect to app
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Webb30 mars 2024 · Transcript Ex 12.3, 7 Simplify these expressions and find their values if x = 3, a = –1, b = -2 (i) 3x – 5 – x + 9 3x – 5 – x + 9 = x (3 – 1) + (–5 + 9) = x (2) + 4 = 2x + 4 Putting 𝑥 = 3 = 2 (3) + 4 = 6 + 4 = 10 Next: Ex 12.3, 7 (ii) → Ask a doubt Chapter 12 Class 7 Algebraic Expressions Serial order wise Ex 12.3 WebbClick here👆to get an answer to your question ️ simplify the expression (x - 1)(x - 2)(x^2- 9x + 14) (x - 7)(x^2- 3x + 2) Solve Study Textbooks Guides Join / Login WebbSee a solution process below: Explanation: To multiply these two terms you multiply each individual term in the left parenthesis by each individual term in the right parenthesis. ((x)+(5))((x)+ (2)) ... More Items Examples Quadratic equation x2 − 4x − 5 = 0 Trigonometry 4sinθ cosθ = 2sinθ Linear equation y = 3x + 4 Arithmetic 699 ∗533 Matrix port local authority