Answer:
it is the increment or decrement operator in computer then i explained your questions
Answer:
x² + x - 12 = 0
Step-by-step explanation:
If x = -4 and x = 3 are solutions to a quadratic equation, then
(x + 4)(x - 3) = 0
Expand the brackets: x² - 3x + 4x - 12 = 0
Combine like terms: x² + x - 12 = 0
Answer:
2.56
Step-by-step explanation:
182.17+92.55+225.82+127.94= 628.48
the second digit, 2, is less than or equal to 4 so it rounds down to 0.
Answer: $600