Question

ff

ถูกมั้ยคะ🥹

lim
eox
2-2 + 2x .20
bx²-ba²
:
=
(1
lim
2
-
27
lim
877
0
x-7
(14-14)
8(14)
2
a= >
+ 2x
392
14
b=
6
8=
√√x-7
√√x-7
(2x-14)
(2x -14)
2
(x-7) + (2x −14) ²
8 (x² - 49) 8(x-7)(x+7)