Questions in mathematics

Questions in mathematics

[Done] Solve the equation [tex]7x^2 + 8x + 1 = 0[/tex] using the quadratic formula.

[Done] How do I solve [tex]3.2x + 0.2x^2 - 5 = 0[/tex]?

[Done] Write 97.356 in base ten numerals.

[Done] Are the graphs of \( y = \frac{3}{8}x - 5 \) and \( y = \frac{3}{8}x + 2 \) parallel?

[Done] Simplify and explain your answer: \[ \frac{4}{7} + \frac{2}{5} \left(\frac{1}{5} + \frac{1}{10}\right) \]

[Done] Express in simplest form in terms of [tex]i[/tex]: [tex]\sqrt{-16}[/tex]

[Done] The area of a rectangle is 256.5 m². If the length is 18 m, what is the perimeter of the rectangle?

[Done] If [tex]f(x) = 2(x)^2 + 5\sqrt{x+2}[/tex], complete the following statement (round your answer to the nearest hundredth): [tex]f(0) =[/tex]

[Done] What is \(\frac{13}{20}\) as a percent?

[Done] What are the square roots of 196? A. 13 and –13 B. 14 and –14 C. 16 and –16 D. 98 and –98