babyyodaK babyyodaK

21-05-2021
Chemistry

contestada

A study of the spectrum of the sun led to the discovery of helium.

True False

Respuesta :

Аноним Аноним

21-05-2021

Answer:

True

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Explanation:

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swaswasure swaswasure

21-05-2021

Answer:

True

Explanation:

A study of the spectrum of the sun led to the discovery of helium.

Answer Link

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a+b=x, a^2+b^2=y খ) যদি x=2, y=4 হয় তবে a^3+b^3-7(a+b)^2 এর মান কত। গ) একটি ধনাত্মক সংখ্যার বর্গ ঐ সংখ্যার পাঁচগুণ হতে ১ কম হলে, প্রমাণ কর যে, x^5 + 1÷ x^5 = 2