1.
√с + 1 = √0.36 + 1 = 0.6 + 1 = 0.6 +2.5= 3.1
√d √0.16 0.4
Ответ: 2)
2.
25 * (5⁻¹)³ = 5² * 5⁻³ = 5⁻¹ = 1/5 =0,2
Ответ: 4)
3.
V=SH
S=5000=5*10³
H=200=2*10²
V⁻=5*10³*2*10²=10*10⁵=10⁶
Ответ: 1)
4.
2(3x-7)-5x≤3x-11
6x-14-5x≤3x-11
x-3x≤-11+14
-2x≤3
x≥-1.5 или х∈[-1.5; +∞)
\\\\\\\\\\\\\\\\\\\\\\\\
-------------- -1.5 ---------------
5.
( 1 - 1 ) : х = x+y-y * y = x * y = 1
( у х+у) у y(x+y) x y(x+y) x x+y
6.
SΔ= 1/2 * 24 *(32+10)=12*42=504
Ответ: 504