There is still an negative you have to change the subtraction sign to an addition sign ALONG with the negative number
If the circumference of a pizza is 81 inches, the radius would be <em>12.89155 </em>inches.
The general form of a quadratic equation is that which is expressed in a form,
ax² + bx + c = 0
To write the equation in its general form, eliminate the decimal by multiplying the equation by 10. It now becomes,
3x² + 50x - 70 = 0
The value of b is therefore 50 and the answer is the second choice.
Answer:
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Step-by-step explanation:
