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Science & Mathematics by Anonymous 2018-07-21 14:41:12
Social Science
Find which step is wrong.?
5 answers
x = 2 x + 2 = 4 --- eq (1) x^2 = 4 --- eq (2) eq (1) = eq (2) x + 2 = x^2 x^2 - x - 2 = 0 (x - 2) (x + 1) = 0 x = 2 or x = -1 sub x = -1 into eq(1), (-1) + 2 = 4 1 = 4 ??? sub x = -1 into eq(2) (-1)^2 = 4 1 = 4 ??? which step is wrong?
Science & Mathematics by Anonymous 2018-07-21 14:04:27
Social Science
Who designed humans? We are so complex!?
4 answers
Science & Mathematics by Anonymous 2018-07-21 08:58:50
Social Science
Can you generate brain cells? Do more brain cells make you smarter?
1 answer
Science & Mathematics by Anonymous 2018-07-21 08:35:45
Social Science
If Texas is called the lone star state, what is Wisconsin called?
9 answers
Science & Mathematics by Anonymous 2018-07-21 04:29:56
Social Science
HELP! CALCULUS!!! Determine if the vectors [1, -3, 4], [4, 2, -2] and [3, -2, 3] are coplanar.?
No response
