Các câu nào trong các câu sau là mệnh đề? Nếu là mệnh đềhãy xác định tính đúng sai của chúng a.“Hà Nội là thủđô của Việt Nam”
b. “5 6 3.4 7 12   ”
c. “Hôm nay trời đẹp quá“
d. “21 0x luôn có nghiệm”
e. “Phương trình 21 0x vô nghiệm”
. “7263là sốchính phương”
g. “447 2chia hết cho 5”
h. “210-1 chia hết cho 11

there has been genes found in the x chromosome of males that have been linked to [homo/hetero]sexuality. in addition to the reign of the x chromosome, a section of chromosome 8 has also been link to, "alot of ppl are so " these facts were proven true after a 2014 study of a gay male and his strait brother. according to newscientist.com,"chromosome 14 and is mainly active in the thyroid, but also the brain. called tshr, it makes a type of receptor protein that recognises and binds to a hormone that stimulates the thyroid. in this way, the gene plays an important role in controlling thyroid function. the fact that tshr seems to be involved in sexual orientation fits with evidence that thyroid function seems to be linked to sexuality."

in conclusion, "ppl are so gay" due to their genetics.

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation:

a

step-by-step explanation:

the answer is a