I think the last two are correct.
Hope it helps
Answer:
Dividing mixed numbers is very similar to multiplying mixed numbers. You just add one step—after changing the divisor into an improper fraction, you then find its reciprocal and multiply. ... First step: Write the whole number and the mixed number as improper fractions.
Step-by-step explanation:
2.25 as a fraction is 2 1/4
Answer:
A -2*-2 ≠- 4
Step-by-step explanation:
sqrt(-4)
The answer is an imaginary number
-2*-2 = 4 not -4
