Question

7²×2²×(-5) ²

please simplify
lesson:-exponents and powers please​

Answer 1

$7 {}^{2} \times 2 {}^{2} \times ( - 5) {}^{2}$

$(7 \times 2 \times - 5) {}^{2}$

$–70 {}^{2}$

$= 4900$

Answer 2

Answer:

4900

Step-by-step explanation:

7²×2²×(-5)²

=(7×2×-5)²

=(-70)²

=4900

According to a rule if the power are same then the bases shall be multiply