Question

simplify and write in exponential form p²×p-7​

Answer 1

Answer:

Step-by-step explanation:

i)

p^-2*p^-7 =

1/p^9

mark me as brainliest

mark me as brainliest

mark me as brainliest

mark me as brainliest

Answer 2

a²-b²+2bc-c² =a² - (b² -2bc +c²)

=a² - (b-c)²

=(a-(b-c))(a+(b-c))

‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ [ using identity a²-b² =(a-b)(a+b) ]

= (a-b+c)(a+b-c)

hence.,a²-b²+2bc - c² = (a-b+c)(a+b-c)