What the answer to this question

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Answer 1

Answer:

Answer:

Step-by-step explanation:

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Let θ be an acute angle such that cosθ = 1/3. Find the value of tanθ.

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Answer:
tan θ = 2.74

Step-by-step explanation:

given that cos θ = $(1)/(3)$ , to find angle we do the inverse which is $cos^(-1)$ (1/3) =θ , and we get θ =around 70 degree.
tanθ ⇒ tan (70 °) = 2.75

I don't know why I can't think (maybe because its late) but can someone answer this along with a clear explanation? Thanks

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$A=(0,1); \ \ \ B=(1,0)$

y = ax+b

$\pmb{1^(o)} \n \n \begin{cases} 1 = 0*a + b \n 0 = 1*a + b \end{cases} \n \n \begin{cases} b = 1 \n a+b = 0\end{cases} \n \n \begin{cases} b = 1 \n a+1 = 0 \end{cases} \n \n \begin{cases} b = 1 \n a = -1 \end{cases} \n \n \n y = -x +1 \n \n y+x = 1 \n \n \boxed{4y+4x = 4}$

$\pmb{2^(o)} \n \n If \ A=(x_(1), y_(1)); \ \ \ B = (x_(2),y_(2)) \n \n (x_(2) - x_(1)) (y - y_(1))=(y_(2)-y_(1))(x -x_(1)) \n \n (1 - 0)(y - 1)=(0 - 1)(x - 0) \n \n y - 1 = -x \n \n y+x = 1 \n \n \boxed{4y+4x = 4}$

Marcia will make a frame for her picture the length of the picture is 15 inches the width is one third of the length how much wood does marcia need for

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the answer to that would be 5 !!!!

1,000X8000-1000+4000X50

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400150000 is the answer pal

the answer is 8,199,000. Hope this helps!

What are the roots of the equation x^2+4x-16=0

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$x^2+4x+16=0 \n \n \Delta=b^2-4ac \n \Delta=4^2-4*1*16 \n \Delta = 16-64 \n \Delta=-48 \n \Delta \ \textless \ 0 =\ \textgreater \ \text{we don't have REAL solutions} \n \n \text{but it can solve with the multitude of complex numbers }\mathbb{C}$

F(x)=4x^2+7x+18 find f (-9)

Answers

Answer: f(-9)= 243

Step-by-step explanation:

f(x) = 4x²+7x -18

f(-9) = 4(-9)²+7(-9)-18

= 4(81) -63-18

= 324- 81

= 243

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-6 + (-5) + 74-4-1818

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