<span> 0.1√270*30 + 14 = 0.1√8100 + 14 = 0.1 * 90 + 14 = 9 + 14 = 23</span>
= (sin(540°+60°)+ tg(450+30))cos(360-30)=(-sin60-ctg30)cos30=-1,5
*+2*15m³n²+(3n²)²=25m⁶+30m³n²+9n⁴
a⁴+0,8a⁶+*=a⁴+2*0,4a²a⁴+0,16a⁸
(10²)^(2x²-1)=10^(1-5x)
10^(4x²-2)=10^(1-5x)
4x²-2=1-5x
4x²+5x-3=0
D=25+48=73
x1=(-5-√73)/8
x2=(-5+√73)/8
![3^x=5](https://tex.z-dn.net/?f=3%5Ex%3D5)
с обеих сторон берем логарифм ![log_3](https://tex.z-dn.net/?f=log_3)
![log_33^x=log_35\\x=log_35](https://tex.z-dn.net/?f=log_33%5Ex%3Dlog_35%5C%5Cx%3Dlog_35)