PDF chapter test TRY NOW

1) (2x+9) (2x+10) for \(x = 4\), iii+ii+i and the value is .
 
 
2) 3(2x+12a) for \(a = 2,\) \(x = 10\), ii+ii and the value is .
 
 
3) (5x+3) (3x+5) for \(x=1\), 15ii+ii+15 and the value is .
 
(Note: Enter numbers and variables in separate windows; enter the powers in windows next to variables.)