(-85)x(-25)x(-4) (9/10—1/15)x30
一个数的25%比它的30%少85,这个数是多少?设这个数为x30%x-25%x=8对吗?
运用 计算机程序计算运用以下 计算机程序计算10 PRINT “ENTER X”20 INPUT X30 Y=1/7X+
25%x+3=3分之2*6 18-5%x=12.8 2x30%x=18.4
6a+13a6x-28-2.5x30.58a-(5a+8)(5x+7)-(4x+0.18)
x*x+2x+x*x+10x+x*x+25+2x+x*x+1+1+16+x*x+4x*x+9-12x+16x*x+4-1
数学计算.速度.【27.36-9.36÷0.9】【85x0.7+6x85-0.85x30】解方程:【5x-5分之12=5
初始化的程序void chushihua(){write_zl(0x30);delayL(50);write_zl(0x
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
y=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10)的导数在x=1
设函数f(x)=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10),
六道解方程4×(0.8-x)=1.45+2/3x-1/2x=1210x+9=8x+19115%x+15%x=1.32x-