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NeTakaya
3 years ago
13

What are the solutions of the equation 9x^4-2x^2-7=0? Use u substitution to solve.​

Mathematics
1 answer:
wolverine [178]3 years ago
4 0
X is equal to -1 or 1
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You flip a coin and then roll a fair six-sided die. Find probability the coin lands heads-up and the die shows a five
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Which of the following are solutions to the equation below? Check all that apply. 15x2 - 44x + 32 = 0
krek1111 [17]
If you want to find the solutions for this you have to factor it.  Since it's a second degree polynomial, you'll have 2 solutions.  Factoring this using the quadratic formula, you'll get factors of (5x-8)(3x-4).  Solving these for x you get x = 8/5 and x = 4/3.
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Please Help I Will Mark Brainly . Thank You !
Ganezh [65]
801= 8.01×10^2
0.0801= 8.01×10^-2
8,010,000= 8.01×10^6
.00000801=8.01×10^-6
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