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04 Jul 2022, 16:00
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Difficulty:
35%
(medium)
Question Stats:
67% (01:19) correct
33%
(01:26)
wrong
based on 36
sessions
History
Date
Time
Result
Not Attempted Yet
If 6a + b = 48, what is the value of b?
(1) \(4a^2=50\)
(2) \(4a=b+2\)
(1) \(4a^2=50\)
(2) \(4a=b+2\)
04 Jul 2022, 16:07
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Quadratic equation results in two roots when Δ > 0
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04 Jul 2022, 20:00
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Can anyone please explain why statement (1) is not valid? 4a2=50 gives a=5/root2.
Thanks in advance
Thanks in advance
