Questions in mathematics

Questions in mathematics

📝 Answered - Solve for x. $7 x+12=5(x+6)$

📝 Answered - The cost, $c$, of a ham sandwich at a deli varies directly with the number of sandwiches, $n$. If $c=$54 when $n$ is 9, what is the cost of the sandwiches when $n$ is 3? A. $18 B. $21 C. $27 D. $48

📝 Answered - \frac{1}{6} \times \frac{5}{9} =

📝 Answered - Solve: [tex]$\sqrt[3]{x^2-8}=2$[/tex]

📝 Answered - What is the solution of [tex]$\sqrt{x+2}-15=-3$[/tex]? A. [tex]$x=142$[/tex] B. [tex]$x=232$[/tex] C. [tex]$x=322$[/tex] D. no solution

📝 Answered - In the Taylor series, what is the role of the remainder term? A. Represents the error in approximation B. Represents the integral of the function C. Represents the derivative of the function D. Represents the constant term

📝 Answered - Irene sells insurance. She earns a ₱7,000 base monthly salary plus 3% commission on total sales. This month she sold ₱500,000 worth of policies. What is her total monthly earning?

📝 Answered - What are composite numbers between 1 and 100? Express the following composite number as a product of its prime factors: 1250

📝 Answered - Solve the equation using the quadratic formula. [tex]5 x^2=2 x+4[/tex] The solution set is { }. (Simplify your answer. Type an exact answer, using radical answers as needed.)

📝 Answered - What is the simplified value of the expression below? $8.2+4.1(6.3-4)$