1,5x-x=4+4
0,5x=8
x=8:0,5
x=16
a) g'(x) = 2Cosx +24x² + 1/x
б) y' = 4(4x -7)³ * 4= 16(4x -7)³
578708:718·90+290764:314=<span>146006</span><span>
1) 578708:718=806
2) 806</span><span>·90=72540
3) 290764:314=926
4) </span>72540+926=146006
13-9х=12,5+х
-9х-х=12,5-13
-10х=-0,5
х=0,05