2x+5y=10 with an explanation

2x+5y=10 with an explanation

y^2=x^2-25 i have to solve for y

Is it pi•n ( n is any integer)

When making a graph for secx on interval [ (-pi/(2) , (3pi)/(2) ] how do I know the numbers in between these two to put on the x axis?

A 555-mile, 5-hour plane trip was flown at two speeds. For the first part of the trip, the average speed was 105mph. Then the tailwind picked up, and the remainder of the trip was flown at an average...

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please help

sec is 1/cos, so when you multiply them together do they cancel out and leave a quadratic equation for theta? (4theta + 8) x (6theta +2) = 1 ?

1. The graph of f(x)=abx with a > 0 and b > 0 has initial value ______.

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please help

Verify tan2x(1+cot2x)=sec2 x This is what I did: (tan2x)*(csc2)= (sin2 x/ cos2 x) * ( 1/sin2) = 1/cos2 =...

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a) tan2 x + tanx =0 b) 2cos2 x—3cosx +1=0

The equation is tan(thetha)= 1/3 . [0,360)degrees How am I supposed to know how to find the angle? Is there some equation to do? I know the unit circle by heart so its what im using,...

2sin2 (thetha) = 1 When I solved , I got 2 of the answers right. But there are 4 answers. I got 45 and 135 degrees but the other two I have no idea how to find it. The other two...

tan(thetha) +√3=0 When I move the radical 3 to the rIght side, it becomes negative. I dont know how to solve when its negative. The question is asking...

Hi, I dont know what is meant by the question.

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