!" #$ % & ' ( )* + ,.-0/ 132546487:9 ; <>=@?A=@BDC EFCHG IKJLGKM%GK<>C I NPORQTS U SWV@X%Y[Z>\.]^Z_Y[`aZ_bPc^Z>Y[dfe_]^ghb ikj lnmRofmqp6r 931 s SWV@X%Y[Z ]^Zut%vDYwvWYubxZy`TXfbzX ikj lnmRofmqp6r x = −4
115 + 121 + 127 + 133 + 139 + 145 + 151.
2x − y = −9 x + 5y = 1. y=1
{ SWV@X%Y[Z ]^Zut%v |P]^X~}~c^Zuc^v.Z_bxe ikj lnmRofmqp6r x = 1
1 5 (2x − 1,7) = 1,6 3
SWV@X%Y[Z ]^Zut%v |P]^X~}~c^Zuc^v.Z_bxe ikj lnmRofmqp6r x = − 1
25x =
1 5
2
SWV@X%Y[Z>\.]^Z_Y[`aZ_bPc^Z x + x , Xn e x v x Y[X e_]^Zuc^vWbxZ c.X |P]^X~}~c^Zuc^v.Z_bxe x + 2x − 3 = 0 ikj lnmRofmqp6r −26 S" @b P|xbxv. z zY[g^ WgW]. X_ X ^Zy]zc.Xx . Kd Zu ^vDvD wZu xZuc^v$bxey\^ Pv8 x\^e%Yw .|P ^X~Zuc c.Xy zv^cDY[Z }fXn W b W}fZ V@X Y[Z>c.X~`aZy]zv }fZy]^ef bPc^e Yub^bzXKv W}fZ_bxZ v. w}fXn xZuc^v bxey\^ Pv WX Y[X wZu xZuc^v ikj lnmRofmqp6r 3 3 1
2
3 2
1
2
14
.SWV@X%Y[Z>\.]^Z_Y[`aZ_bPc^Z ikj lnmRofmqp6r √2
sin
9π . 4
2
SWV@X%Y[Z ]^Zut%v c^Zy]^X~}fZuc.Yubz}fe bxe log (x + 1) < 1 3 ikj lnmRofmqp6r x ∈ (−1; √3 − 1) SWV@X%Y[Z>c.X~`aZy]zv \.]^eyv. w}fe[ .c.XfbzX c.X T|Rc^ P ^v. bzX f (x) = x ikj lnmRofmqp6r f (x) = 5x + 3 sin x 3
3
0
4
5
− 3 cos x + 1.
UP S6 >e~ ^ e%Y[X%bz]zv^ ^v. a]^Zuc^vWbxZ zvWYw .X Y ]^X~ q ^v. zc^v c^Zy ^Z_bPc^v ^v. a]zv5 ikj lnmRofmqp6r 60