2*16ˣ + 2ˣ*8ˣ + 2⁴ˣ = 2* 2⁴ˣ + 2ˣ* 2³ˣ + 2⁴ˣ = 2⁴ˣ⁺¹ + 2⁴ˣ + 2⁴ˣ = 2⁴ˣ⁺¹ +2* 2⁴ˣ =
= 2⁴ˣ⁺¹ + 2⁴ˣ ⁺¹ = 2* 2⁴ˣ ⁺¹ =2⁴ˣ ⁺²
1) 25-100x²=0
100x²=25
x²=25/100
<em><u>x₁=0,5</u></em>
<em><u>x₂=-0,5</u></em>
2)4x² - 12= 0
x²=3
<em><u>x₁=√3</u></em>
<em><u>x₂=-√3</u></em>
3)x² + 3 = 3 - x
x²+x=0
x(x+1)=0
<em><u>x₁=0</u></em>
<em><u>x₂=-1</u></em>
4)x² + 2x = 16x - 49
x²-14x+49=0
(x-7)²=0
<em><u>x=7</u></em>
Х²-16≥0 ;х²≥16;x1=4 x2=-4 ;x∈[-4;+<span>∞</span>)
1) (n+6)(n+6)
2) (m-5)(m+5)
3)(3-p)(3+p)
4)(1-3t)(1+3t)
5)(3-12b)(3+12b)
6)(-p+q)(-p-q)
7) (-c-3)(-c+3)
8) (-a-7)(-a+7)
9) (5x-2y)(5x+2y)
10) (7a+3n)(7a-3n)