Question

3. Find x, such that – 2 = 6
4. Express the following numbers in standard form
a. 50000000
b. 39087.8
5. If x= 2 and y = -2, find the value of
a. x2 + y2
b. x2 - xy + y?​

Answer 1

Answer:

3. x = -3

a. x^2+y^2=(x+y)^2 - 2xy

Answer 2

Answer:

Right answer is a.50000000

Step-by-step explanation:

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