5,649 Answered Questions for the topic mathematics

The question has 3 parts -Question- In a class of 92 students probability of you getting to the top is half of any other student. What is the probability of you getting to the top ?These 92... more
Mathematics Math Calculus Geometry

08/15/21

#### Find a vectors perpendicular and parallel to the plane.

(a) Find a vector n-> perpendicular to the plane z=7x+8y. n-> =(b) Find a vector v-> parallel to the plane. v->=
Mathematics Math Geometry Sat Math

08/15/21

#### Suppose a line is given by the system of equations

Suppose a line is given by the system of equationsx=4−5t,y=4t−5,z=−3−4t.Then the vector and point that were used to define this line werev- =p =
Mathematics Math Calculus Geometry

08/15/21

#### find the following cross products.

If a=⟨1,2,1⟩ and b=⟨5,11,1⟩, find the following cross products.1. a×b= 2. b×a=
Mathematics Math Algebra

08/15/21

#### How do I solve 4/e-3=5

Mathematics Math Algebra

08/14/21

#### Simplify (2x+3)^2 - (2x +3)(x-5). Give your answer in the form ax^2 +bx +c

Simplify (2x+3)^2 - (2x +3)(x-5). Give your answer in the form ax^2 +bx +c. How do I do this?
Mathematics Math Algebra

08/14/21

#### How to simplify fully (2x+3)^2-(2x-3)^2?

simplify fully (2x+3)^2-(2x-3)^2
Mathematics Math Calculus Geometry

08/13/21

#### Find the point at which the line

Find the point at which the line ⟨1,−2,1⟩ + t⟨−1,5,1⟩ intersects the plane −x−4y−z=−74.( , , )
Mathematics Math Calculus Geometry

08/13/21

#### Vectors and the Geometry of Space

Find an equation of the plane consisting of all points that are equidistant from (3, -3, 5) and (3, 0, 1).
Mathematics Math Calculus Geometry

08/13/21

#### Find an equation of the plane parallel to the plane

Find an equation of the plane parallel to the plane 9x−8y−9z=−6which passes through the point (-4, 2, -9).Give your answer in the form ax+by+cz=d (with a=9).a =b =c =d =
Mathematics Math Functions

08/13/21

#### Formulate a function rule for the total cost C(x)

Elaine broke stereotyping by becoming an auto mechanic. For home services, she charges a base fee of₱500.00 for each visit and ₱360.00 per hour of her labor. Formulate a function rule for the total... more
Mathematics

08/13/21

08/11/21

#### Discrete Math (Urgent)

Question : Suppose that A and B are finite sets. Prove that A × B is finite.Book : Set Theory (0th)-CunninghamChapter 5.1 and problem number 20 and page no. 116

08/11/21

#### Discrete Math (Urgent)

Question : Suppose that f : A → B is onto B where A is finite. Prove that B is finite.Book :... more

08/11/21

#### Discrete Math (Urgent)

Let A be a finite set. Prove that there exists an f : n → A that is onto A for some n ∈ ω.

08/11/21

#### Discrete Math Question (Urgent)

Let n ∈ ω. Suppose that f : n → A is onto A. Prove that A is finite.

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