Did I calculate it correctly?
Hello, can someone please tell me if I calculated this correctly? Thanks in advance! (I'm wrong about 13, folks. I just calculated the radius; the answer is 17.)
Overcome a major math deficit in 2 days?
I have major math deficits because I've never done math. I have a test in two days where I have to do addition, subtraction, division, and multiplying with parentheses. How can I understand the topic in two days before the test?
Fractions power with negative exponent?
Hi! How do I simplify this fraction? I don't quite understand the calculation. Can someone write down the steps?
Logarithm?
How do you get rid of the 1 in 1/√7? I would have written 1/7^(1/2) and then used the third logarithmic law to "put the (1/2) in front of "log." But that still doesn't get rid of the 1.
Why was it calculated this way?
Thank you ☺️
Right or wrong?
Answer: it is not worth it because the fixed costs are too high, the maximum profit is 0, only the profit per unit is 5€
Why does the calculator only give the result as a fraction?
Hello! I own the Casio fx-82 DE PLUS calculator and my results are often displayed as a fraction rather than a decimal, even when I press the SD conversion button. But strangely enough, this only happens with some numbers; for example, if I enter 1 – 6/15, I can convert the result without any problem,…
Does my calculator have a fraction bar?
Unfortunately, my calculator doesn't display a fraction bar, and I'm wondering if it's represented as a different symbol. Can someone tell me what the fraction bar might be?
Gravitational acceleration formula?
The acceleration due to gravity is 9.81 m/s² . As far as I understand, the formula is g = v/t . I'm still not entirely sure why it's v and not distance s ? After all, it's m /s². On the other hand, we have s² , although I'm wondering how the square comes about….
Is this calculation for the pinhole camera correct?
Thanks for answers in advance :).