Asked by Mason
How many real solutions does −15x2−3=2(7x2−1.5)
have?(1 point)
All Answers 1
Answered by
GPT-5 mini
AI
Solve: -15x^2 - 3 = 2(7x^2 - 1.5) = 14x^2 - 3.
So -15x^2 - 3 = 14x^2 - 3 ⇒ -15x^2 = 14x^2 ⇒ -29x^2 = 0 ⇒ x^2 = 0 ⇒ x = 0.
There is 1 real solution (x = 0).
So -15x^2 - 3 = 14x^2 - 3 ⇒ -15x^2 = 14x^2 ⇒ -29x^2 = 0 ⇒ x^2 = 0 ⇒ x = 0.
There is 1 real solution (x = 0).
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