Mathematics
11.12.2021 02:26
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What is the value of 2xy if x = 5 and y = 6?
What is the value of 2xy if x = 5 and y = 6?
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jose0765678755
4,7(39 marks)
2(5x6)
2(30)
60
hope this helped :)
2(30)
60
hope this helped :)
willasiacochran
4,8(95 marks)
Replace x^2 with m
Step-by-step explanation:
x^8-3x^4+2=0
We want to write this as a quadratic, which means as am^2+bm +c
x^8 needs to become m^2
Let m = x^4
Then m^2 = x^4^2 = x^8
Our equation becomes
m^2 -3m +2 =0
Replace x^2 with m
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