Find a · b. |a| = 9,    |b| = sqrt(14),    the angle between a and b is 45°

Q: Find a · b. |a| 40, |b| = 30, the angle between a and b is 37/4. %3D

A: |a| = 40, |b| = 30 and the angle between a and b is 3pi/4. We have to find the dot product a.b.

Q: Convert to rectangular coordinates by hand. Use exact values. (a) (3, 150°) (b) (/2.-225°) 2.

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Q: Name a right angle.

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Q: Red Mirror 4.7 ft- 50 -6 ft T Q Blue Mirror

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Q: Let a = ci + j andb = 7i + 24j. Find c so that the angle between a and b is. Round your answers to…

A: The objective of the question is evaluate the value of "c" for the given vectors.

Q: P 150° \A

A: We need to find the <POY.

Q: What is in degree measure? 18 - а. -700 b. -105° с. -1400 d. -35°

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Q: The angle between y = 4x + 2 and y = -x+3 is: %3D 65° 75° O 47° O 59°

A: We will first find the slopes of the two given lines and then find the angle between them.

Q: ignore the answer key, only numbers 4 & 5. thankyou!

A: Topic:- trigonometry ratios in right angle triangle

Q: Find the measure of each acute angle. (6x + 7)° (11x- 2) 21 (11z - 2) = and (6z + 7)* =

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Q: lal = 7, |b| = 4, the angle between a and b is 30°

A: Given:     To determine:

Q: (-4x) (−14x)

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Q: 9. (15x+2)°

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Q: Stuck on finding the angles for:   sinx=- square root of 3, /2

A: Given information:The given equation is

Q: Name: A lighthouse is 75 m tall. The captain of a small boat drops anchor 100 m from the lighthouse.…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.