Example : The production of a unit's production valve this month is 150 pieces. It plans to increase the production capacity by 40...

APP description An integral equation containing only one unknown (one variable) and the highest degree of the unknown term is 2 (q...

APP description The standard one-dimensional cubic equation \(aX^3+bX^2+cX+d=0\)(a,b,c,d∈R, and a≠0), the solution is: 1.The Karda...

Solution calculation of the quartic equation For example, enter a=3, b=6, c=-123, d=-126 and e=1080 Click to solve the quartic eq...

Geometric mean calculator The geometric mean is the n-th root of the product of n observations. Depending on the conditions of the...

The weighted average method is the basic method of index synthesis. It has two forms, namely the addition rule and the multiplicat...

N-th power extension - (a+b) $$ T(r+1)=Cn(r)a^{n+r}b^r $$...

Logarithmic online calculator - cardinality calculation If the x-th power of a is equal to N (a>0, and a is not equal to 1), then ...

APP description Anti-count: An antilog of a number means that the logarithm of a positive number is equal to the known number. Th...

APP description Complex arithmetic programming to perform two complex divisions is an online calculator tool. The plural a + bi f...