Answer:
the other dimension is 4.2 inches
Step-by-step explanation:
The scale factor from 5 inches to 10.5 inches is ...
10.5/5 = 2.1
Then the other dimension is 2 inches times that scale factor:
2.1×(2 in) = 4.2 in
Answer:
3x and 2x can be combined bc it has ex at the end.
1 and 2x cannot be combined bc 1 doesn't have an x.
1 and -5 can be combined
2x^2 + x + 3=0 has only complex roots.
The determinant is 1-4*2*3 = -23
-23 (or any determinant) is the part under the square root sign, If that determinant is negative, knowing you cannot take the square root of a negative number, we know the answers must be complex.
They’ve already earned $105 so they need $45 more to reach their goal
Answer: 350% is your answer just 7/2×100= 350%
Step-by-step explanation:
