Questions in mathematics

Questions in mathematics

📝 Answered - Find the amount that $5,000.00 becomes if saved for 2 years at 6% per annum compound interest.

📝 Answered - $\frac{2 \sqrt{2}}{\sqrt{6}}+\frac{1}{\sqrt{3}}$?

📝 Answered - Part 2 of 4 HW Scores 00.82%, 44.5 of 40 points Pointser 0 of 1 Use the compound interest formulas [tex]$A = P \left(1+\frac{r}{ n }\right)^{ nt }$[/tex] and [tex]$A = Pe ^{/ t }$[/tex] to solve the problem given. Round answers to the nearest cent. Find the accumulated value of an investment of $20,000 for 6 years at an interest rate of 6.5% if the money is a. compounded semiannually, b. compounded quarterly, c. compounded monthly, d. compounded continuously. a. What is the accumulated value if the money is compounded semiannually? $29356.94 (Round your answer to the nearest cent. Do not include the $ symbol in your answer.) b. What is the accumulated value if the money is compounded quarterly?

📝 Answered - Is $28 \times -43$ positive or negative?

📝 Answered - Select the correct answer. Irene made a mistake when she solved this inequality: Step 1: $-6(x+3)+10<-2$ Step 2: $-6 x-18+10<-2$ Step 3: $-6 x-8<-2$ Step 4: $-6 x<6$ Step 5: $x<-1$ Between which two consecutive steps did Irene make a mistake? A. step 1 and step 2 B. step 2 and step 3 C. step 3 and step 4 D. step 4 and step 5

📝 Answered - Find an equation of the tangent line to the curve [tex]$y=18 \arccos \left(\frac{x}{2}\right)$[/tex] at the point ([tex]$1,6 \pi$[/tex]).

📝 Answered - Write 45 + 36 using GCF and the distributive property (factored form).

📝 Answered - Find the value of [tex]x^{11} \div[/tex] [tex]2 x+8[/tex] 30

📝 Answered - Khybar Inc. manufactures dental x-ray machines. The company can sell an x-ray machine which cost $508.17 to produce for $1,295.75. Each of the company's two salespeople earns a different commission per sale, as shown in the table below. | Salesperson | Commission/Sale | | :---------- | :---------------- | | Greg | $243.15 | | Colleen | $288.75 | Last year, Greg sold 11 fewer x-ray machines than Colleen did. Khybar Inc.'s total expenses last year, not counting production costs or commissions, came to $79,558.59. If Khybar Inc. broke even, how many x-ray machines were sold last year in total? A. 149 B. 153 C. 157 D. 160

📝 Answered - Using the quadratic formula to solve $4 x^2-3 x+9=2 x+1$, what are the values of $x$? A. $\frac{1 \pm \sqrt{159}}{8}$ B. $\frac{5 \pm \sqrt{153}}{8}$ C. $\frac{5 \pm \sqrt{103 i}}{8}$ D. $\frac{1 \pm \sqrt{153}}{8}$