Mathematics, 11.06.2021 20:10 brie821
Polynomial Identities
Part 1. Pick a two-digit number greater than 25. Rewrite your two-digit number as a difference of two numbers. Show how to use the identity (x β y)2 = x2 β 2xy + y2 to square your number without using a calculator.
Part 2. Choose two values, a and b, each between 8 and 15. Show how to use the identity a3 + b3 = (a + b)(a2 β ab + b2) to calculate the sum of the cubes of your numbers without using a calculator.
I CHOSE 35-30=5
Answers: 1
Mathematics, 21.06.2019 23:30
In a right triangle Ξ΄abc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle β a.
Answers: 1
Mathematics, 22.06.2019 00:30
Triangle abc has side lengths: ab = 3.5 cm, bc = 2.4 cm, and ac = 4.2 cmΞ΄abc β
Ξ΄hjkwhat is the length of side hj?
Answers: 1
Mathematics, 22.06.2019 01:10
Write each improper fraction as a mixed number. 9/4. 8/3. 23/6. 11/2. 17/5. 15/8. 33/10. 29/12.
Answers: 2
Polynomial Identities
Part 1. Pick a two-digit number greater than 25. Rewrite your two-digit numbe...
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