Question

simplify 7^_2×7^5and express as a single exponent​

Answer 1

Answer:

Step-by-step explanation:

{7}^{ - 2} \times {7}^{5}7−2×75

= {7}^{ - 2 + 5}=7−2+5

= {7}^{3}=73

Answer 2

$\huge {\boxed {\mathbb {QUESTION}}}$

simplify and express as a single exponent

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

$\huge {\boxed {\mathbb {ANSWER}}}$

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

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

$\implies {(7)}^{3}$

$\implies{\boxed {\boxed {343}}}$

$\huge {\boxed {\mathbb {HOPE \:IT \:HELPS \:YOU}}}$

__________________________________________

$\huge {\boxed {\mathbb {EXTRA\:INFORMATION}}}$

$IDENTITIES$

${(a+b)}^{2}={a}^{2}+2ab+{b}^{2}$

${(a-b)}^{2}={a}^{2}-2ab+{b}^{2}$

$(a+b) (a-b)={a}^{2}-{b}^{2}$

${\mathbb{\colorbox {orange} {\boxed{\boxed{\boxed{\boxed{\boxed{\colorbox {lime} {\boxed{\boxed{\boxed{\boxed{\boxed{\colorbox {aqua} {@suraj5070}}}}}}}}}}}}}}}$