1 1/4 x 2 1/4 = ? i need help plzzz

2,13/16

Step-by-step explanation: you can put it in the calculator and the answer given would be 2 13/16 hope it helps!

2 13/16 or 45/16

a4 - 3a2 - 1

step-by-step explanation:

step   1   :

equation at the end of step   1   :

  ((a4) -   3a2) -   1

step   2   :

trying to factor by splitting the middle term

2.1     factoring   a4-3a2-1  

the first term is,   a4   its coefficient is   1 .

the middle term is,   -3a2   its coefficient is   -3 .

the last term, "the constant", is   -1  

entering that problem on the tube might get you an answer