1.

Fill in the boxes with appropriate terms in the steps of expansion .(3a + 5b -7c)² = ( 3a) ² + ----- + (7c)² + 2 x 3a x ----- ( -70bc ) + --------------    A)     25b² , 5b , -42acB)     5b² , 7b , -42acC)     25b² , 5b , -21ac ​

Answer»

this QUESTION is very I am ANSWER this



Discussion

No Comment Found