(-x)^7/(-x)^3 a^m+2/a^m-1 (a^3)^5/(-a^2)^4/a^2 (-1/2)^3/(-1/2)^5 (-3)^0/(-3)^-1 (a^2*a^4)^3/(-a^3)^2/a

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/20 04:44:25
(-x)^7/(-x)^3a^m+2/a^m-1(a^3)^5/(-a^2)^4/a^2(-1/2)^3/(-1/2)^5(-3)^0/(-3)^-1(a^2*a^4)^3/(-a^3)^2/a(-x

(-x)^7/(-x)^3 a^m+2/a^m-1 (a^3)^5/(-a^2)^4/a^2 (-1/2)^3/(-1/2)^5 (-3)^0/(-3)^-1 (a^2*a^4)^3/(-a^3)^2/a
(-x)^7/(-x)^3 a^m+2/a^m-1 (a^3)^5/(-a^2)^4/a^2 (-1/2)^3/(-1/2)^5 (-3)^0/(-3)^-1 (a^2*a^4)^3/(-a^3)^2/a

(-x)^7/(-x)^3 a^m+2/a^m-1 (a^3)^5/(-a^2)^4/a^2 (-1/2)^3/(-1/2)^5 (-3)^0/(-3)^-1 (a^2*a^4)^3/(-a^3)^2/a
(-x)^7/(-x)^3=(-x)^(7-3)=(-x)^4 =x^4
a^m+2/a^m-1=[1/(a^m)+1]^2-2
(a^3)^5/(-a^2)^4/a^2=a^15 / [a^(8+2)]=a^15/a^10=a^5
(-1/2)^3/(-1/2)^5=1/[(-1/2)^2]=1/(1/4)=4
(-3)^0/(-3)^-1=1/(-1/3)=-3
(a^2*a^4)^3/(-a^3)^2/a=a^[(2+4)x3]/a^6/a=a^(12+1)=a^13

(-x)^7/(-x)^3=-x^7/-x^3=x^(7-3)=-x^4,(a^3)^5/(-a^2)^4/a^2 =a^3*5/a^2*4/a^2=a^15+2/a^8=a^17/a^8=a^9
-1/2^3/-1/2^5=-1/2^3-5=-1/2^-2=-4,(-3)^0/(-3)^-1=1/-1/3=-3,
(a^2*a^4)^3/(-a^3)^2/a=(a^2+4)^3/a^3*2/a=a^6*3*a/a^6=a^18+1/a^6=a^19/a^6=a^19-6=a^13

已知x(x的平方+a)+3x-2m=x的三次方+7x+6,求a,m的值 (1)计算:a-(a^2)/(a+1)-1 (2)计算:3x/(x-4y)+(x+y)/(4y-x)-7y/(x-4y)(3)计算:x(2-1/x)+x/x^2-2x*(x^2-4)(4)计算:(x-3)/(2x-4)÷(5/x-2--2)(5)计算:m/m+3-6/9-m^2÷2/m-3(6)计算:(3a/a-3-a/a+3)*a^2-9/a 已知集合M={x||x+1|+|x-3|>8},P={x|x^2+(a-8)x-8a #define M(x) x*x int a=3,b=2; M(a+b)/M(a+b)=? 求解a^m+1*a^m+n=a^8,且m-2n=1,求m,n的值2*(-x^3)^2*x^3-(3x^3)^3+(-5x)^2*x^7 8m(m²-3m+4)-m²(m-3)=?7x(2x-1)-3x(4x-1)-2x(x+3)=?(-2a²b)²(ab²-a²b+a三次方=?-(-x)²(-2x²y)三次方+2x²(x六次方y三次方-1)? 已知M是关于x的不等式2x*2+(3a-7)x+(3+a-2a*2) 已知集合A={x|x^2-3m+n 若(x+a)(x-3)=x²+mx-3,求m,a 若(x-a)(x+4)=x²+6x+m,求m,a 若(x+3)(x-3)=x²+mx+n,求m,n 若(x+t)(x+6)的积中不含x的一次项,求t 若(3x+a)(bx+2)=12x²+7x+m,求a,b,m 若(2x+a)(3x+4)的积中不含x的一次项,求a 已知M={x|(x-a)^2 M=x,(x-a)^2 2a²-a-6,3x+3x-6,3m²-7m-6,6x²-x-15 已知x的方程x*x+(2m+1)x+m*m+2=0有两不相等的实数根,直线y=(2m-3)x-4m+7能否通过点A(-2,4)为什末? 7(m^3-m-1)-3(m^3+m) 2x^5(-x)^2-(-x^2)^3(-7x) (x+1)(x-1)(x^2+1) 约分:(1)2m(m-n)/4m(n-m)^2 (2)2m(m-n)/4m(n-m) (3)m^2-4/2m+m^2 (4)a^2-4a+4/a^2-4 (5)x^2-4x+4/x^2-4约分:(1)2m(m-n)/4m(n-m)^2 (2)2m(m-n)/4m(n-m) (3)m^2-4/2m+m^2(4)a^2-4a+4/a^2-4 (5)x^2-4x+4/x^2-4 (6)a^2+4ab/a^2b+4ab^2(7)先化简,再求值(a^2-4)/( 集合A={x|x^2-2x-3=0} B={x|m 已知集合A={x/(x+3)(x-5)≤0},B={x/m-2 已知集合A={x|-2>x>3},B={x|4x+m