The value of 442 is equal to
1836
1936
1916
1816
442 can be written as
44×44
=(40+4)×(40+4)
=40×40+40×4+4×40+4×4
=1600+160+160+16
=1936
Find the values of exponential numbers.
(1) 44
(2) 25
(3) 64
(4) (−3)4
(5) (−5)3