39 Answered Questions for the topic grade11

Grade11 Math Functions

07/17/21

URGENT: For what value(s) of k will the function f(x) = 2x^2 – kx + 18 have two non real roots? Show your work.
Follows • 1
Expert Answers •1
Grade11 Math Functions

07/17/21

determine the x-intercepts of the function f(x) = 12x^2 + 5x - 2
Follows • 1
Expert Answers •1
Grade11 Math Functions

07/17/21

Without actually solving, determine the number of zeros for the function 2x^2 - 8x - 3. Explain your answer (use the discriminant).
Follows • 1
Expert Answers •1
Grade11 Math Functions

07/17/21

Without actually solving, determine the number of zeros for the function f(x) = 2x^2 - 6x - 7. Explain your answer (use the discriminant).
Follows • 1
Expert Answers •1
Grade11 Math Functions

07/16/21

Find the zeros for the function. g(x) = 16x^2 - 40x + 25. Show your work.

Follows • 1
Expert Answers •1
Grade11 Math Quadratics

07/16/21

determine the x-intercepts of the function f(x) = 12x^2 + 5x - 2
Follows • 1
Expert Answers •1
Grade11 Math Quadratics

07/16/21

Find the vertex of f(x) = -4x^2 + 7x - 4 by completing the square. do not use decimals.

Follows • 1
Expert Answers •1
Grade11 Math Quadratics

07/16/21

(question in description!!!)
A railway company offers excursions at $120 per person for tour groups of up to 100 people. If the size of a group is greater than 100, the company will reduce the price of every ticket by 50 cents... more
Follows • 1
Expert Answers •1
Grade11 Math Quadratics

07/16/21

For what value(s) of k will the function f(x) = 2x^2 – kx + 18 have: a) have 2 equal roots b) two non real roots
Follows • 1
Expert Answers •1
Grade11 Math Quadratics

07/16/21

Consider the quadratic functions: 𝑓(𝑥) = −2(𝑥 + 3)(𝑥 − 7) and 𝑔(𝑥) = 1/3 (𝑥 + 3)(𝑥 − 7). How are they the same? How are the different? Create another equation that belongs to this family.
Follows • 1
Expert Answers •1
Grade11 Math Quadratics

07/16/21

Determine an equation of the parabola with the vertex at (-2, 5) and passes through the point (-3, 7)
Follows • 1
Expert Answers •1

07/16/21

Without actually solving, determine the number of zeros. Explain your answer (Use the Discriminant)
a) f(x) = 2x^2 -6x -7b) 2x^2 = -8x - 3
Follows • 1
Expert Answers •1

07/16/21

Solve using the quadratic formula. Express radical answers as exact roots in simplest radical form: a) 5x^2 + x - 4 = 0 b) f(x) = 2x^2 - 6x - 7
Follows • 1
Expert Answers •1

01/23/21

statistics help!
Your student email account requires you to choose a password of 4 letters followed by one of the digits 0-9. The password can consist of upper case letters (26) or lower case letters (26). How many... more
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.