A. Evaluate The Following 1. C8,6 2. C7,3+C11,9 3. - Gauthmath

Trang chủ » C(7 3)+c(11 9) » A. Evaluate The Following 1. C8,6 2. C7,3+C11,9 3. - Gauthmath

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Question

Work out the value of y when a=8.5 and b=1.5, given that y=(a+b)(a-b)SHOW LESS0

Solution

user avatar imageAnswer70ExplanationStep 1: Substitute $a=8.5$ and $b=1.5$ into $(a+b)(a-b)$ to get $(8.5+1.5)(8.5-1.5)$. Step 2: Calculate to get $10*7=70$Click to rate:36.3(91 votes)Search questionBy textBy image/screenshotDrop your file here orClick Hereto upload

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