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lilbit217
01.07.2020 •
Mathematics
Solve the quadratic equation 3x^2 – 5x – 7 = 0
Give your answers to 3 significant figures.
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Ответ:
x≈2.57 or x≈-0.907
Step-by-step explanation:
plug the values a=3, b=-5 and c=-7 into
to find your answer
Ответ:
2.57 or -0.907
Step-by-step explanation:
→ First state the quadratic formula
→ Identify the 'a', 'b' and 'c' variables
a = 3, b = -5 and c = -7
→ Substitute in the values into the quadratic formula
→ Do the same for negative
Ответ:
3. 8,935,200 minutes
4. 227,040 feet