Question

(-7)3×(1÷-7)-9÷(-7)10

please solve this question for me !!!
please quickly!!!!​

Answer 1

Step-by-step explanation:

when power is in negative then reciprocal the number to make it positive

$( - 7) {}^{3} \times { - 7}^{9} \div { - 7}^{10}$

$( { - 7}^{3} ) \times ( { - 7}^{ - 1} )$

according to bodmas first we divide

$( { - 7}^{3 + ( - 1)} )$

${ - 7}^{2}$

$49$