Power - high school - practice problems - page 2 of 11
Number of problems found: 214
- EQ2
Solve a quadratic equation: 2x²- 2(x-7)²+5x=0 - Variations 3rd class
From how many elements can we create 13,800 variations of the 3rd class without repeating? - Cylinder - area
The diameter of the cylinder is one-third the length of the height of the cylinder. Calculate the surface of the cylinder if its volume is 2 m³. - Sum of GP members
Determine the sum of the GP 30, 6, 1.2, to 5 terms. What is the sum of all terms (to infinity)? - Non linear eqs
Solve the system of non-linear equations: 3x²-3x-y=-2 -6x²-x-y=-7 - Decibel
A circuit has an input power of 92 mW. Its output power is 12 mW. What is the loss in decibels? - Equation: 4386
Solve the power equation: 2.1463 = 0.4179x0.419 - What is 10
What is the 5th term if the 8th term is 80 and the common ratio r =1/2? - Three members GP
The sum of three numbers in GP (geometric progression) is 21, and the sum of their squares is 189. Find the numbers. - Exponential equation
Find x, if 625^x = 5 The equation is exponential because the unknown is in the exponential power of 625 - Parabola 3
Find the equation of a parabola with its focus at (0,2) and its vertex at the origin. f: y=x²+bx+c - Funnel
The funnel has the shape of an equilateral cone. Calculate the surface wetted with water if we poured into the funnel 7.1 liters of water. - Powers
Express the expression (1000) ^ (21) * (10) ^ (101) * (10) ^ (145) as the n-th power of the base 10. - Triangle ABC
Right triangle ABC with right angle at the C, |BC|=19, |AB|=32. Calculate the height of the triangle hAB to the side AB. - Given 2
Given g(x)=x²+x+1 where x=t². What is g(t²)? - Geometric progression
If the 6th term of a GP is four and the 10th is 4/81, find common ratio r. - Divide 8
Divide 6840 by x, y, and z in such a way that x has twice as much as y, who has half as much as z - Surface of the cylinder
Calculate the surface area of the cylinder when its volume is 45 l, and the base's perimeter is three times the height. - Power
Number left(sqrt(14 * sqrt[ 4 ] (14)) right) 17 can be written in the form 14^x. Find the value of x. - Instantaneous 69064
Describe how the instantaneous power value in the AC circuit changes during one period.
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