Значение функции - это Y.
Следовательно, Y = 2 * 3 - 3 = 3.
Ответ: 3
Log₁/₂16=-log₂2⁴=-4*log₂2=-4.
5^(1+log₅3)=5*5^log₅3=5*3=15.
log₃135-log₃20+2*log₃6=log₃(135/20)+log₃6²=log₃(27*36/4)=log₃243=log₃3⁵=5.
Угол А = 180-123=57
Угол С = 57
Угол В = 180- 114=66
<span>х+7 дробь 2= х+1 дробь 8</span>
<span>8(х+7)=2(х+1)</span>
<span>8х-2х=2-56</span>
<span>6х=-54</span>
<span>х=-9</span>
<span><span>24-5х=3х-24</span></span>
<span><span>24+24=3х+5х</span></span>
<span><span>48=8х</span></span>
<span><span>х=6</span></span>
<span><span><span>х+4=9дробь х+4</span></span></span>
<span><span><span>(х+4)^2=9</span></span></span>
<span><span><span>х+4=корень из9</span></span></span>
<span><span><span>х+4=3</span></span></span>
<span><span><span>х=-1</span></span></span>
<span><span><span><span>х2-11=0</span></span></span></span>
<span><span><span><span>х2=11</span></span></span></span>
<span><span><span><span>х=5целых и одна вторая</span></span></span></span>