Well if the alloy makes the 1000 grams, but you are dealing with copper that isn't even 100% copper, than you either need 55% more copper, which isn't given, which means you really need 550 grams of alloy copper.
Answer:
45
Step-by-step explanation:
× 90 = 45
Decrease means to subtract the amount by 45, then
90 - 45 = 45
10 digits.
0, 1, 2, 3, 4, 5, 6, 7, 8, and 9
59 times :) hoped this helped
Answer:
Description
Step-by-step explanation:
a. 2 solutions
b. 2 imaginary solutions
c. If the discriminant is positive, then it will have 2 real solutions as the square root of a positive number always equals a positive number. If the discriminant is negative, the quadratic equation will have 2 imaginary solutions, as the square root of a negative number is always imaginary. If the discriminant equals 0, it will have only 1 real solution.
