kayden is given this question 42000 x 3000 give your answer in standard form his answer is 12.6 x 10^7 is kayden correct explain your answer

Step-by-step explanation:

No, Kayden is not correct.

Without even making any calculations, we can evaluate his answer.

When writing standard form, the decimal point should be before the second non-zero number.

While we do not say the answer to the multiplication given is not correct, the expression for the standard form is not

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step-by-step explanation:

80x^8−68x^6+16^5−20x^4−4x^3+8x^2

hope i'm right lol