(1/2-x)^2=(-2)^2
1/2-x=(-2)
x=1/2-(-2)
x=1/2+2
x=1/2+2/1
x=1/2+4/2
x=5/2
(1/2-x)^2=(-2)^2
1/2-x=(-2)
x=1/2-(-2)
x=1/2+2
x=1/2+2/1
x=1/2+4/2
x=5/2
Tìm x: (x-2)/16=-4/(2-x)
Help me, please!!!
tìm số nguyên tố x,y.z thỏa mãn (x+1)(y+2)(z+3)=x.y.z.4
help me fast please
Tính giá trị biểu thức: m= 2x2 - 3x + 1 với |x=1/2|
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tìm x:x-2/16=-4/2-x
help me, please!!!
Tính:
x+z+2/y=y+z+1/x=x+y-3=1/x+y+z
Please help me!!!
Thanks^^
1) Tìm GTNN của A = 2 + \(\sqrt{x}\)
2) Tìm GTNN của B = 5 - 2 . \(\sqrt{x-1}\)
Help me, please!!!!!!!!!!!!!!!!!!!!
|x-3|=3x-2
Please help me!!
1.
A= 2.8^4.27^2+4.9^9/2^7.6^7+2^7.40.9^4
B= (2/3)^3 . (-3/4)^2.(-1)^5/(22/5)^2.(-5/12)^3
2. Tìm số tự nhiên x, biết:
a, 4^x+4^x+3= 4160
b, 2^x-1+5.2^x-2=7/32
Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!Please!!!
Tìm nghiệm của đa thức sau:
a) (3x-2)-(5x+3)=(x+4)-(x-1)
b) 2x^2+9x=5
HELP ME, PLEASE