05/31/22

If cos x = 5/13 and sin x < 0, find sin (x/2) .
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05/30/22

What is the probability that it rained during the race
Off-road motorbike racing can be dangerous, especially when it rains. It has been found that it rains during18% of races. When it does not rain, there is a 5% chance that Dwayne (a rider) will get... more
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05/30/22

Find the zeros, if any, of the function y=5(x−5)2−5
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05/29/22

please just please someone. i need help
Construct a truth table for the compound statement.(q ∧ ~p) ∨ ~qplease
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05/29/22

explain please.
The systolic blood pressure of adults in the USA is nearly normally distributed with a mean of 120 and standard deviation of 16 .Someone qualifies as having Stage 2 high blood pressure if their... more
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05/27/22

Without calculating, determine the following...
You are given two sequences tn = 4 + (n –1)7 and pn = 4(2)n –1. Without calculating, which term is bigger t534 or p534? Why?Please answer in an organized and neat/easy to read format. And please... more
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05/26/22

Establish the identity. 1 − sec θ / tan θ − tan θ / 1 − sec θ = 2 cot θ
Write the left side of the expression with a common denominator. Do not expand the numerator.? / tan θ(1 - sec θ).Expand and simplify the numerator by rewriting without any parentheses. ? - tan2θ /... more
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05/24/22

Moment of inertia
A 0.225 m radius solid sphere has amoment of inertia of 0.123 kg.m².What is its mass?[?] kgcan someone plz answer this thourghly ?
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05/23/22

You are asked to make 500 mL of a 0.250 M sodium chloride (NaCl) solution. How many moles of NaCl would you need? How many grams of NaCl would you need?

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05/23/22

The zeros of a parabola are –4 and 2, and (6, 10) is a point on the graph. Which equation can be solved to determine the value of a in the equation of the parabola?
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05/23/22

A function is given.
h(t) = 2t2 − t; t = 3, t = 8(a) Determine the net change between the given values of the variable.(b) Determine the average rate of change between the given values of the variable.
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05/23/22

a constant force applied to object...
A constant force applied to object A causes it to accelerate at 5 m/s^2 .The same force applied to object B causes an acceleration of 3 m/s^2 . Applied to object C, it causes an acceleration of 9... more
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05/21/22

Plsssss helpppp
Thank you for your help. Here is a link to the problem: Link to image of problem
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05/20/22

Find the open interval on which the function f(x)=x^4-3x^2+5x is increasing or decreasing
Find the open interval on which the function f(x)=x^4-3x^2+5x is increasing or decreasing
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05/19/22

What is the diameter of a tree that is 148 inches in circumference
If A tree is 148" in circumference what is the diameter of the tree?
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05/19/22

What is the probability of this happening ?
A cooler contains fourteen bottles of sports drink: 4 lemon lime flavored, 5 orange flavored, and 5 fruit punch flavored. You randomly grab a bottle. Then you return the bottle to the cooler, mix... more
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05/19/22

Limiting Reactant
If 0.22 mol Ca is allowed to react with 0.13 mol of Oxygen. What is the limiting reactant?
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05/19/22

Which of the following statement is FALSE about the sample space of the specified experiment?

A. Rolling a die once: S = {1,2,3,4,5,6}B. Answering a True or False item: S = {True , False}C. Tossing two fair coins once: S = {HH, HT, TH, TT}D. Drawing a Jack from a standard deck of playing... more
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05/19/22

HELP ASAP PLEASEEEEE
Related RatesWater is pouring into an inverted cone at the rate of 6 cubic meters per minute. If the height of the cone is 10 meters and the radius of its base is 6 meters, how fast is the water... more
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05/19/22

an equation in slope intercept form for the line that passes through (5,7) and is parallel to the line y=4/5x-6
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05/18/22

Can somebody help me please

If it takes 0.793 L of 0.9 M NaOH to neutralize 2 L of an HCl solution, what is the concentration of HCl? M
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05/18/22

Torque /physics question

A see-saw is balanced on itsmidpoint A224 kg kid sits on theleft 1.75 m from the axis. Asecond kid sits on the other side.1.22 m from the axis. What is the mass of the second kid?Can someone answer... more
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05/18/22

probability questions
a spinner has five equal sectors red yellow green blue and violet what is the probability of not landing on the green sector
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05/17/22

AP Calculus AB Question
Region R is bounded by the curves y = x1/2, y= 1, and x = 4. A solid has base R, and cross-sections perpendicular to the x-axis are squares. What is the volume of this sold?
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05/16/22

The extension, y, of a material with an applied force, F, is given by y = e^(F x 1 x 10^(-3))(e is to the power of F x 1 x 10; 10 is to the power of -3 in that equation)
a)Calculate the work done if the force increases from 100N to 500N using:i) An analytical integration techniqueii) A numerical integration technique[Note: the work done is given by the area under... more
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